NUR 302 - Chapter 12 Questions with Detailed
Verified Answers
A parameter is a characteristic of which of the following?
A) Population
B) Frequency distribution
C) Sample
D) Normal curve Ans: A
If the bulk of scores on a test occurred at the upper end of the distribution, the
distribution could be described as which of the following?
A) Normal
B) Bimodal
C) Positively skewed
D) Negatively skewed Ans: D
The mean is usually the statistic reported for which type or types of measure? Select
all that apply.
A) Nominal measures
B) Ordinal measures
C) Interval measures
,D) Ratio measures Ans: C, D
The mode is an index of which of the following?
A) Bivariate relationships
B) Central tendency
C) Risk
D) Variability Ans: B
The measure of central tendency that is most stable is which of the following?
A) Mode
B) Median
C) Mean
D) They are all equivalent Ans: C
The measure of variability that takes into account all score values is which of the
following?
A) Range
B) Median
C) Mean
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, D) Standard deviation Ans: D
A group of 100 students took a test. The mean was 85, the standard deviation was 5,
and the scores were normally distributed. About how many of the 100 scores fell
between 80 and 90?
A) 34
B) 68
C) 95
D) Impossible to determine Ans: D
One of the characteristics of a normal distribution is which of the following?
A) It is bimodal
B) 95% of the values are within two standard deviations above and below the mean
C) The values are positively skewed
D) The mean is 100 Ans: B
Which of the following signifies the strongest relationship?
A) r = -.64
B) M = .99
C) t = 1.44
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Verified Answers
A parameter is a characteristic of which of the following?
A) Population
B) Frequency distribution
C) Sample
D) Normal curve Ans: A
If the bulk of scores on a test occurred at the upper end of the distribution, the
distribution could be described as which of the following?
A) Normal
B) Bimodal
C) Positively skewed
D) Negatively skewed Ans: D
The mean is usually the statistic reported for which type or types of measure? Select
all that apply.
A) Nominal measures
B) Ordinal measures
C) Interval measures
,D) Ratio measures Ans: C, D
The mode is an index of which of the following?
A) Bivariate relationships
B) Central tendency
C) Risk
D) Variability Ans: B
The measure of central tendency that is most stable is which of the following?
A) Mode
B) Median
C) Mean
D) They are all equivalent Ans: C
The measure of variability that takes into account all score values is which of the
following?
A) Range
B) Median
C) Mean
© Get it right 2025 Getaway - Stuvia US All rights reserved
, D) Standard deviation Ans: D
A group of 100 students took a test. The mean was 85, the standard deviation was 5,
and the scores were normally distributed. About how many of the 100 scores fell
between 80 and 90?
A) 34
B) 68
C) 95
D) Impossible to determine Ans: D
One of the characteristics of a normal distribution is which of the following?
A) It is bimodal
B) 95% of the values are within two standard deviations above and below the mean
C) The values are positively skewed
D) The mean is 100 Ans: B
Which of the following signifies the strongest relationship?
A) r = -.64
B) M = .99
C) t = 1.44
© Get it right 2025 Getaway - Stuvia US All rights reserved
