Test Bank for Applied Statistics II Basic Bivariate
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Techniques 3rd Edition by Rebecca Warner, Verified
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Chapters 1 - 17, Complete Newest Version
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Chapter 1: The New Statistics gg gg gg gg
Multiple Choice gg
1. A variable that is statistically controlled in an analysis is a(n)
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a. an independent variable
gg gg
b. a dependent variable
gg gg
c. a covariate gg
d. a
manipulated
gg
variableAns: C
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Cognitive Domain: Knowledge gg gg
Answer Location: 1.1: Required
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BackgroundDifficulty Level: Easy
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2. In past years, many investigators have failed to report
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a. the effect size gg gg
b. the sample sizes gg gg
c. descriptive statistics gg
d. obtained p gg
valuesAns: A gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.2: What is the “New
gg gg gg gg gg gg
Statistics”?Difficulty Level: Easy
gg gg gg
3. A primary concern of investigators has been, and often still is, obtaining a p value
gg gg gg gg gg gg gg gg gg gg gg gg gg gg
of gg
.
a. .10
b. .05
c. .01
d. .000
Ans: B gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.2: What Is the “New
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Statistics”?Difficulty Level: Easy
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4. A major change advocated by New Statistics is
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a. reduced emphasis on effect size gg gg gg gg
b. focus on the results of single studies
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c. not reporting confidence intervals
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d. understanding the limitations of gg gg gg
significance testsAns: D
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,Cognitive Domain: Knowledge
gg gg
Answer Location: 1.2: What is the “New
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Statistics”?Difficulty Level: Easy
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5. A primary change proposed by advocates of New Statistics
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involves summarizingeffect sizes from a number of studies using
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.
a. Bayesian statistics gg
b. meta-analysis
c. multivariate analysis gg
d. descriptive
statisticsAns:
gg c
ggB
Cognitive Domain: Knowledge
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Answer Location: 1.2: What Is the “New
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Statistics”?Difficulty Level: Easy
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6. An emphasis of New Statistics is
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a. using increasingly precise p values
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b. developing new methods of statistical analysis gg gg gg gg gg
c. reducing emphasis on confidence interval interpretation
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d. adopting a more critical perspective when
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considering significanceAns: D
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Cognitive Domain: Knowledge
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Answer Location: 1.2: What Is the “New
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Statistics”?Difficulty Level: Easy
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7. Which of the following types of information is provided to investigators by NHST?
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a. whether the hypothesis of the study has been proven
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b. the probability that the research hypothesis is true
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c. the probability of obtaining results about the H0 based on one sample
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d. the exact probability of obtaining the same results
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on replicationAns: C
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Cognitive Domain: Analysisgg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Hard gg gg
8. When reading an article that reports the results of multiple statistical
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tests, readersshould remember that multiple tests.
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a. provide inaccurate information about the risks of Type I errors
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b. provide inaccurate information about the risks of Type II errors
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c. enhance understanding of cause and effect relationships
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d. provide reliable information about the size and
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importance of effects Ans: A
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Cognitive Domain: Application
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Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Medium gg gg
,9. An advocate of New Statistics would object to a research report that
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included a statement like the
gg gg . c gg gg
a. results of our study are consistent with a recent meta-analysis
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b. significant results should be interpreted cautiously due to the large sample size
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c. results of our study approached statistical significance
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d. results of our study provide support for our
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initial hypothesisAns: C
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Cognitive Domain: Application gg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Medium gg gg
10. If a statistical analysis yields p = .03, a research report can include a statement
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like
gg
.
a. the results of our study are likely to be replicated
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b. the evidence is consistent with the hypothesis of our study
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c. there is a 97% chance that the null hypothesis of our study is false
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d. the results of our study cannot be explained
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by chanceAns: B
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Cognitive Domain: Application gg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Medium gg gg
11. An advocate of New Statistics would support a p value reported as
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.a. p = .0000gg gg gg
b. p < .01
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c. p < .05
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d. p = .025
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Ans: D gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.4: Problems with NHST
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Logic Difficulty Level: Easy
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12. A problem with NHST logic is that it
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a. eliminates the need to think in terms of double negatives
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b. encourages investigators to describe study results in terms of uncertainty
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c. cannot tell investigators what they want to know
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d. is used consistently and correctly in the
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majority of studies Ans: C
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Cognitive Domain: Comprehension
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Answer Location: 1.4: Problems with NHST
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Logic Difficulty Level: Medium
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13. An important assumption underlying the use of an independent samples t
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test orone-way ANOVA is that
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a. the grouping variables are normally distributed in the population
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, b. the variances of the groups on the dependent variable are equal
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c. all participants respondents responded to both the pretest and the posttest
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d. all scores in each group lie within one standard deviation
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of the mean Ans: B
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Cognitive Domain: Comprehension gg gg
Answer Location: 1.5.1: Violations
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of AssumptionsDifficulty Level:
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Medium
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14. An important assumption underlying the use of Pearson r is that
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a. the relationship between the two variables is linear
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b. the variances of the X and Y scores are equal
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c. all participants respondents responded to both the pretest and the posttest
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d. all scores in each variable lie within one standard deviation of the
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variable meanAns: A
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Cognitive Domain: Comprehension gg gg
Answer Location: 1.5.1: Violations
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of AssumptionsDifficulty Level:
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Medium
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15. A frequent violation of the rules for using NHST is
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a. performing only one significance test gg gg gg gg
b. selecting random samples from the population of interest
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c. selecting the statistical test after data collection
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d. selecting the criterion p value before analyzing
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the dataAns: C
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Cognitive Domain: Analysis gg gg
Answer Location: 1.5.2: Violations of Rules for Use
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of NHSTDifficulty Level: Hard
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16. If scores on an attitude scale can range from 0 to 60 with most scores
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lying between20 and 45, scores of 7 and 57 could be
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a. likelihood errors gg
b. probability errors gg
c. extraneous variables gg
d. outliers c
Ans: D
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Cognitive Domain: Analysis gg gg
Answer Location: 1.5.2: Violations of Rules for Use
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of NHSTDifficulty Level: Hard
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17. Another term describing the process of testing the reproducibility of
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research results by repeating studies in different settings with different
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participants is .
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a. replication.
b. generalization
c. normalization
d. refutation
Ans: A
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Techniques 3rd Edition by Rebecca Warner, Verified
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Chapters 1 - 17, Complete Newest Version
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Chapter 1: The New Statistics gg gg gg gg
Multiple Choice gg
1. A variable that is statistically controlled in an analysis is a(n)
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a. an independent variable
gg gg
b. a dependent variable
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c. a covariate gg
d. a
manipulated
gg
variableAns: C
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Cognitive Domain: Knowledge gg gg
Answer Location: 1.1: Required
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BackgroundDifficulty Level: Easy
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2. In past years, many investigators have failed to report
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a. the effect size gg gg
b. the sample sizes gg gg
c. descriptive statistics gg
d. obtained p gg
valuesAns: A gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.2: What is the “New
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Statistics”?Difficulty Level: Easy
gg gg gg
3. A primary concern of investigators has been, and often still is, obtaining a p value
gg gg gg gg gg gg gg gg gg gg gg gg gg gg
of gg
.
a. .10
b. .05
c. .01
d. .000
Ans: B gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.2: What Is the “New
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Statistics”?Difficulty Level: Easy
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4. A major change advocated by New Statistics is
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a. reduced emphasis on effect size gg gg gg gg
b. focus on the results of single studies
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c. not reporting confidence intervals
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d. understanding the limitations of gg gg gg
significance testsAns: D
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,Cognitive Domain: Knowledge
gg gg
Answer Location: 1.2: What is the “New
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Statistics”?Difficulty Level: Easy
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5. A primary change proposed by advocates of New Statistics
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involves summarizingeffect sizes from a number of studies using
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.
a. Bayesian statistics gg
b. meta-analysis
c. multivariate analysis gg
d. descriptive
statisticsAns:
gg c
ggB
Cognitive Domain: Knowledge
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Answer Location: 1.2: What Is the “New
gg gg gg gg gg gg
Statistics”?Difficulty Level: Easy
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6. An emphasis of New Statistics is
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a. using increasingly precise p values
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b. developing new methods of statistical analysis gg gg gg gg gg
c. reducing emphasis on confidence interval interpretation
gg gg gg gg gg
d. adopting a more critical perspective when
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considering significanceAns: D
gg gg gg
Cognitive Domain: Knowledge
gg gg
Answer Location: 1.2: What Is the “New
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Statistics”?Difficulty Level: Easy
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7. Which of the following types of information is provided to investigators by NHST?
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a. whether the hypothesis of the study has been proven
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b. the probability that the research hypothesis is true
gg gg gg gg gg gg gg
c. the probability of obtaining results about the H0 based on one sample
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d. the exact probability of obtaining the same results
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on replicationAns: C
gg gg gg
Cognitive Domain: Analysisgg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Hard gg gg
8. When reading an article that reports the results of multiple statistical
gg gg gg gg gg gg gg gg gg gg
tests, readersshould remember that multiple tests.
gg gg gg gg gg gg
a. provide inaccurate information about the risks of Type I errors
gg gg gg gg gg gg gg gg gg
b. provide inaccurate information about the risks of Type II errors
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c. enhance understanding of cause and effect relationships
gg gg gg gg gg gg
d. provide reliable information about the size and
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importance of effects Ans: A
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Cognitive Domain: Application
gg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Medium gg gg
,9. An advocate of New Statistics would object to a research report that
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included a statement like the
gg gg . c gg gg
a. results of our study are consistent with a recent meta-analysis
gg gg gg gg gg gg gg gg gg
b. significant results should be interpreted cautiously due to the large sample size
gg gg gg gg gg gg gg gg gg gg gg
c. results of our study approached statistical significance
gg gg gg gg gg gg
d. results of our study provide support for our
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initial hypothesisAns: C
gg gg gg
Cognitive Domain: Application gg gg
Answer Location: 1.3: Common Misinterpretations of p
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ValuesDifficulty Level: Medium gg gg
10. If a statistical analysis yields p = .03, a research report can include a statement
gg gg gg gg gg gg gg gg gg gg gg gg gg gg
like
gg
.
a. the results of our study are likely to be replicated
gg gg gg gg gg gg gg gg gg
b. the evidence is consistent with the hypothesis of our study
gg gg gg gg gg gg gg gg gg
c. there is a 97% chance that the null hypothesis of our study is false
gg gg gg gg gg gg gg gg gg gg gg gg gg
d. the results of our study cannot be explained
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by chanceAns: B
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Cognitive Domain: Application gg gg
Answer Location: 1.3: Common Misinterpretations of p
gg gg gg gg gg gg
ValuesDifficulty Level: Medium gg gg
11. An advocate of New Statistics would support a p value reported as
gg gg gg gg gg gg gg gg gg gg gg
.a. p = .0000gg gg gg
b. p < .01
gg gg
c. p < .05
gg gg
d. p = .025
gg gg
Ans: D gg
Cognitive Domain: Knowledge gg gg
Answer Location: 1.4: Problems with NHST
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Logic Difficulty Level: Easy
gg c gg gg
12. A problem with NHST logic is that it
gg . gg gg gg gg gg gg
a. eliminates the need to think in terms of double negatives
gg gg gg gg gg gg gg gg gg
b. encourages investigators to describe study results in terms of uncertainty
gg gg gg gg gg gg gg gg gg
c. cannot tell investigators what they want to know
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d. is used consistently and correctly in the
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majority of studies Ans: C
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Cognitive Domain: Comprehension
gg gg
Answer Location: 1.4: Problems with NHST
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Logic Difficulty Level: Medium
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13. An important assumption underlying the use of an independent samples t
gg gg gg gg gg gg gg gg gg gg
test orone-way ANOVA is that
gg gg . gg gg gg
a. the grouping variables are normally distributed in the population
gg gg gg gg gg gg gg gg
, b. the variances of the groups on the dependent variable are equal
gg gg gg gg gg gg gg gg gg gg
c. all participants respondents responded to both the pretest and the posttest
gg gg gg gg gg gg gg gg gg gg
d. all scores in each group lie within one standard deviation
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of the mean Ans: B
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Cognitive Domain: Comprehension gg gg
Answer Location: 1.5.1: Violations
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of AssumptionsDifficulty Level:
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Medium
gg
14. An important assumption underlying the use of Pearson r is that
gg .
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a. the relationship between the two variables is linear
gg gg gg gg gg gg gg
b. the variances of the X and Y scores are equal
gg gg gg gg gg gg gg gg gg
c. all participants respondents responded to both the pretest and the posttest
gg gg gg gg gg gg gg gg gg gg
d. all scores in each variable lie within one standard deviation of the
gg gg gg gg gg gg gg gg gg gg gg
variable meanAns: A
gg gg gg
Cognitive Domain: Comprehension gg gg
Answer Location: 1.5.1: Violations
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of AssumptionsDifficulty Level:
gg gg gg
Medium
gg
15. A frequent violation of the rules for using NHST is
gg . gg gg gg gg gg gg gg gg
a. performing only one significance test gg gg gg gg
b. selecting random samples from the population of interest
gg gg gg gg gg gg gg
c. selecting the statistical test after data collection
gg gg gg gg gg gg
d. selecting the criterion p value before analyzing
gg gg gg gg gg gg
the dataAns: C
gg gg gg
Cognitive Domain: Analysis gg gg
Answer Location: 1.5.2: Violations of Rules for Use
gg gg gg gg gg gg gg
of NHSTDifficulty Level: Hard
gg gg gg gg
16. If scores on an attitude scale can range from 0 to 60 with most scores
gg gg gg gg gg gg gg gg gg gg gg gg gg gg
lying between20 and 45, scores of 7 and 57 could be
gg gg . gg gg gg gg gg gg gg gg gg
a. likelihood errors gg
b. probability errors gg
c. extraneous variables gg
d. outliers c
Ans: D
g g gg
Cognitive Domain: Analysis gg gg
Answer Location: 1.5.2: Violations of Rules for Use
gg gg gg gg gg gg gg
of NHSTDifficulty Level: Hard
gg gg gg gg
17. Another term describing the process of testing the reproducibility of
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research results by repeating studies in different settings with different
gg gg cc gg gg gg gg gg gg gg
participants is .
gg gg
a. replication.
b. generalization
c. normalization
d. refutation
Ans: A
gg gg
