PRACTICE FINAL UVU PSY 3110 DR. POULSON STUDY GUIDE | PSYCHOLOGY PRACTICE
QUESTIONS AND ANSWERS | COMPLETE FINAL REVIEW
in a sample of women, the number of children that each woman has is an example of which
level of measurement?
- ordinal
-nominal
-interval
-ratio - ANS ✔✔-ratio
Military ranks are an example of what level of measurement?
-ordinal
-ratio
-interval
-nominal - ANS ✔✔-ordinal
Gender is an example of what level of measurement?
-ratio
-interval
-ordinal
-nominal - ANS ✔✔-nominal
Which label would be most appropriate for describing the distribution below?
-normal
-positively skewed
-platykurtic
-negatively skewed - ANS ✔✔-positively skewed
,Which label would be most appropriate for describing the distribution below?
-negatively skewed
-bimodal
-leptokurtic
-normal - ANS ✔✔- normal
Which label would be most appropriate for describing the distribution below?
-none of the above
-leptokurtic
-platykurtic
-mesokurtic - ANS ✔✔-mesokurtic
in which on the following situations is the median an appropriate measure of central tendency?
-when the mode is less than 10
-when the data set has an even number of scores
-the researcher has ordinal data
-when the average is very high - ANS ✔✔the researcher has ordinal data
which of the following is NOT true?
-mode= median
-skewness= 0
-kurtosis= 1
-mean= mode - ANS ✔✔kurtosis= 1
, the visual difference bar graphs and histograms is that in _______________ the bars touch each
other and in _____________________ the bars do not touch.
-normal distributions, highly skewed distributions
-bar graphs, histograms
-none of the above are true
-histograms, bar graphs - ANS ✔✔histograms, bar graphs
compared to the normal distribution, a leptokurtic distribution has a _____________ than the
normal distribution
-rounder peak
-more elongated tail
-taller peak
-flatter peak - ANS ✔✔taller peak
if the dots on a scatterplot generally extend from the bottom left to the upper right of the
diagram but are very widely spread out, the researcher would report the correlation as:
-strong and positive
-strong and negative
-weak and negative
-weak and positive - ANS ✔✔-weak and positive
the three measures of variability are:
-range, variance, standard deviation
-z-score, effect size, independent variable
-mean, median, mode
- normal, bimodal, unimodal - ANS ✔✔-range, variance, standard deviation
QUESTIONS AND ANSWERS | COMPLETE FINAL REVIEW
in a sample of women, the number of children that each woman has is an example of which
level of measurement?
- ordinal
-nominal
-interval
-ratio - ANS ✔✔-ratio
Military ranks are an example of what level of measurement?
-ordinal
-ratio
-interval
-nominal - ANS ✔✔-ordinal
Gender is an example of what level of measurement?
-ratio
-interval
-ordinal
-nominal - ANS ✔✔-nominal
Which label would be most appropriate for describing the distribution below?
-normal
-positively skewed
-platykurtic
-negatively skewed - ANS ✔✔-positively skewed
,Which label would be most appropriate for describing the distribution below?
-negatively skewed
-bimodal
-leptokurtic
-normal - ANS ✔✔- normal
Which label would be most appropriate for describing the distribution below?
-none of the above
-leptokurtic
-platykurtic
-mesokurtic - ANS ✔✔-mesokurtic
in which on the following situations is the median an appropriate measure of central tendency?
-when the mode is less than 10
-when the data set has an even number of scores
-the researcher has ordinal data
-when the average is very high - ANS ✔✔the researcher has ordinal data
which of the following is NOT true?
-mode= median
-skewness= 0
-kurtosis= 1
-mean= mode - ANS ✔✔kurtosis= 1
, the visual difference bar graphs and histograms is that in _______________ the bars touch each
other and in _____________________ the bars do not touch.
-normal distributions, highly skewed distributions
-bar graphs, histograms
-none of the above are true
-histograms, bar graphs - ANS ✔✔histograms, bar graphs
compared to the normal distribution, a leptokurtic distribution has a _____________ than the
normal distribution
-rounder peak
-more elongated tail
-taller peak
-flatter peak - ANS ✔✔taller peak
if the dots on a scatterplot generally extend from the bottom left to the upper right of the
diagram but are very widely spread out, the researcher would report the correlation as:
-strong and positive
-strong and negative
-weak and negative
-weak and positive - ANS ✔✔-weak and positive
the three measures of variability are:
-range, variance, standard deviation
-z-score, effect size, independent variable
-mean, median, mode
- normal, bimodal, unimodal - ANS ✔✔-range, variance, standard deviation
