Question 1

z scores statistically translate any individual raw score into a score that indicates how many __________ the score is away from its __________.

Accepted Answer

A)  standard deviation units; mean 
B)  variance units; mean 
C)  standard deviation units; median 
D)  interquartile units; median 
A)  standard deviation units; mean 
B)  variance units; mean 
C)  standard deviation units; median 
D)  interquartile units; median

Question 2

If one is interested in measuring the variability in a complete population, one is using a(n) __________ measure. If one is interested in measuring the variability of a sample to generalize to an unknown population, one is using a(n) __________ measure.

Accepted Answer

A)  standardized; inferential 
B)  descriptive; standardized 
C)  inferential; descriptive 
D)  descriptive; inferential 
A)  standardized; inferential 
B)  descriptive; standardized 
C)  inferential; descriptive 
D)  descriptive; inferential

Question 3

What is a normal distribution? What value does it have to researchers?

Accepted Answer

A normal distribution, also known as a G

Question 4

A distribution that can be characterized as a bell shape curve is considered to be a __________ distribution.

Accepted Answer

A)  asymmetric 
B)  skewed 
C)  normal 
D)  standardized 
A)  asymmetric 
B)  skewed 
C)  normal 
D)  standardized

Question 5

Differentiate between the crude range, the extended range, and the interquartile range.

Accepted Answer

The crude range is the simplest measure

Question 6

Which of the following measures of spread utilizes every score in the data set?

Accepted Answer

A)  the variance 
B)  the crude range 
C)  the interquartile range 
D)  the extended range 
A)  the variance 
B)  the crude range 
C)  the interquartile range 
D)  the extended range

Question 7

A stem-and-leaf chart showing the data points from two different sets of data is called a __________ stem-and-leaf.

Accepted Answer

A)  back-to-back 
B)  normal 
C)  frequency 
D)  comparison 
A)  back-to-back 
B)  normal 
C)  frequency 
D)  comparison

Question 8

Which of the following is NOT a measure of spread?

Accepted Answer

A)  crude range 
B)  standard deviation 
C)  standardized range 
D)  interquartile range 
A)  crude range 
B)  standard deviation 
C)  standardized range 
D)  interquartile range

Question 9

Steve transforms a score by subtracting the mean from that score and then dividing the result by the standard deviation of all of the scores. The score that Steve has calculated is called the

Accepted Answer

A)  mean. 
B)  z score. 
C)  average deviation score. 
D)  variance. 
A)  mean. 
B)  z score. 
C)  average deviation score. 
D)  variance.

Question 10

Eli wants to visually display how student absences fluctuate over the course of the semester. Which type of visual display should Eli use?

Accepted Answer

A)  stem-and-leaf chart 
B)  bar graph 
C)  frequency distribution 
D)  line graph 
A)  stem-and-leaf chart 
B)  bar graph 
C)  frequency distribution 
D)  line graph

Question 11

The sign of a z score indicates whether the individual raw score is larger or smaller than its

Accepted Answer

A)  mode. 
B)  median. 
C)  mean. 
D)  standard deviation. 
A)  mode. 
B)  median. 
C)  mean. 
D)  standard deviation.

z scores statistically translate any individual raw score into a score that indicates how many the score is away from its .

If one is interested in measuring the variability in a complete population, one is using a(n) measure. If one is interested in measuring the variability of a sample to generalize to an unknown population, one is using a(n) measure.

What is a normal distribution? What value does it have to researchers?

A distribution that can be characterized as a bell shape curve is considered to be a __________ distribution.

Differentiate between the crude range, the extended range, and the interquartile range.

Which of the following measures of spread utilizes every score in the data set?

A stem-and-leaf chart showing the data points from two different sets of data is called a __________ stem-and-leaf.

Which of the following is NOT a measure of spread?

Steve transforms a score by subtracting the mean from that score and then dividing the result by the standard deviation of all of the scores. The score that Steve has calculated is called the

Eli wants to visually display how student absences fluctuate over the course of the semester. Which type of visual display should Eli use?

The sign of a z score indicates whether the individual raw score is larger or smaller than its

Behavioral Research and the Scientific Method

From Hunches to Testable Hypotheses

Ethical Considerations and Guidelines

Carpenter, S 1998 Content Analysis Project for Research Novices Teaching of Psychology

Methods for Looking Within Ourselves

Reliability and Validity in Measurement and Research

Randomized Experiments and Causal Inference

Nonrandomized Research and Causal Reasoning

Survey Research and Subject Recruitment

Correlating Variables

Understanding P Values and Effect Size Indicators

The Comparison of Two Conditions

Comparisons of More Than Two Conditions

The Analysis of Frequency Tables

Filters

Exam 10: Summarizing the Data

z scores statistically translate any individual raw score into a score that indicates how many __________ the score is away from its __________.

If one is interested in measuring the variability in a complete population, one is using a(n) __________ measure. If one is interested in measuring the variability of a sample to generalize to an unknown population, one is using a(n) __________ measure.

What is a normal distribution? What value does it have to researchers?

A distribution that can be characterized as a bell shape curve is considered to be a __________ distribution.

Differentiate between the crude range, the extended range, and the interquartile range.

Which of the following measures of spread utilizes every score in the data set?

A stem-and-leaf chart showing the data points from two different sets of data is called a __________ stem-and-leaf.

Which of the following is NOT a measure of spread?

Steve transforms a score by subtracting the mean from that score and then dividing the result by the standard deviation of all of the scores. The score that Steve has calculated is called the

Eli wants to visually display how student absences fluctuate over the course of the semester. Which type of visual display should Eli use?

The sign of a z score indicates whether the individual raw score is larger or smaller than its

Behavioral Research and the Scientific Method

From Hunches to Testable Hypotheses

Ethical Considerations and Guidelines

Carpenter, S 1998 Content Analysis Project for Research Novices Teaching of Psychology

Methods for Looking Within Ourselves

Reliability and Validity in Measurement and Research

Randomized Experiments and Causal Inference

Nonrandomized Research and Causal Reasoning

Survey Research and Subject Recruitment

Correlating Variables

Understanding P Values and Effect Size Indicators

The Comparison of Two Conditions

Comparisons of More Than Two Conditions

The Analysis of Frequency Tables

Filters

z scores statistically translate any individual raw score into a score that indicates how many the score is away from its .

If one is interested in measuring the variability in a complete population, one is using a(n) measure. If one is interested in measuring the variability of a sample to generalize to an unknown population, one is using a(n) measure.