Question 1

A frequency table or histogram describes a(n)__________.

Accepted Answer

frequency distributi

Question 2

Students who have read the first chapter of the textbook and theorize that performance on statistics exams will be related to the number of hours spent studying statistics know that to test their theory,they will need to use

Accepted Answer

A) common sense. 
B) reasoning by analogy. 
C) inferential statistics. 
D) intuition. 
A) common sense. 
B) reasoning by analogy. 
C) inferential statistics. 
D) intuition.

Question 3

A frequency table is most likely to be included in a research article when

Accepted Answer

A) the variable involves categories. 
B) there are a very small number of scores. 
C) a correlation is being reported. 
D) there are only two values for the variable. 
A) the variable involves categories. 
B) there are a very small number of scores. 
C) a correlation is being reported. 
D) there are only two values for the variable.

Question 4

When a distribution is heavy-tailed,it is

Accepted Answer

A) flatter than a normal curve. 
B) skewed to the right. 
C) skewed to the left. 
D) more peaked than a normal curve. 
A) flatter than a normal curve. 
B) skewed to the right. 
C) skewed to the left. 
D) more peaked than a normal curve.

Question 5

If a student answers 20 of 25 multiple-choice items on a statistics test correctly,20 is the student's __________.

Accepted Answer

The answer of If a student answers 20 of 25...

Question 6

A listing that shows how many times each value of a variable occurs among a particular group of scores is called a(n)__________.

Accepted Answer

The answer of A listing that shows how many times...

Question 7

When a distribution is light-tailed,it is

Accepted Answer

A) flatter than a normal curve. 
B) skewed to the right. 
C) skewed to the left. 
D) more peaked than a normal curve. 
A) flatter than a normal curve. 
B) skewed to the right. 
C) skewed to the left. 
D) more peaked than a normal curve.

Question 8

Which of the following student characteristics is an example of a rank-order variable?

Accepted Answer

A) grade point average (3.2,2.5,etc.) 
B) number of friends (0,1,etc.) 
C) birth position in the family (first,second,etc.) 
D) nationality (U.S.,Japanese,etc.) 
A) grade point average (3.2,2.5,etc.) 
B) number of friends (0,1,etc.) 
C) birth position in the family (first,second,etc.) 
D) nationality (U.S.,Japanese,etc.)

Question 9

If a psychologist rating empathic responses to strangers' distress on a scale of 1 to 20 finds that most participants have ratings of 8,12,or 16,the distribution of ratings is

Accepted Answer

A) rectangular. 
B) unimodal. 
C) multimodal. 
D) normal. 
A) rectangular. 
B) unimodal. 
C) multimodal. 
D) normal.

Question 10

Which of the following student characteristics is an example of a nominal variable?

Accepted Answer

A) grade point average (3.2,2.5,etc.) 
B) number of friends (0,1,etc.) 
C) birth position in the family (first,second,etc.) 
D) nationality (U.S.,Japanese,etc.) 
A) grade point average (3.2,2.5,etc.) 
B) number of friends (0,1,etc.) 
C) birth position in the family (first,second,etc.) 
D) nationality (U.S.,Japanese,etc.)

Question 11

If psychologists want to summarize a group of numbers collected in a research study and make them more understandable,they will use __________.

Accepted Answer

descriptiv

Question 12

If a psychologist studying aggressive tendencies in people develops an inventory to measure aggression,the psychologist is using scores on the inventory as a(n)

Accepted Answer

A) abstract concept. 
B) variable. 
C) descriptive statistic. 
D) invariable construct. 
A) abstract concept. 
B) variable. 
C) descriptive statistic. 
D) invariable construct.

Question 13

The number of problems correct on a test is an example of a

Accepted Answer

A) continuous variable. 
B) discrete variable. 
C) log-linear variable. 
D) quadratic variable. 
A) continuous variable. 
B) discrete variable. 
C) log-linear variable. 
D) quadratic variable.

Question 14

Consider the scores 2,9,7,6,1,9,1,and 2.Which of the following would be the correct bottom line of a frequency table?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 15

Since no environment can be more quiet than no noise at all,a survey of noise in various study environments found that noise scores tended to pile up at the low end,reflecting a(n)__________.

Accepted Answer

The answer of Since no environment can be more quiet...

Question 16

Psychologists use frequency tables and histograms to show

Accepted Answer

A) the relation between two variables. 
B) the reasoning behind experiments. 
C) the hypotheses they plan to test. 
D) the way numbers they collect are distributed. 
A) the relation between two variables. 
B) the reasoning behind experiments. 
C) the hypotheses they plan to test. 
D) the way numbers they collect are distributed.

Question 17

A variable that has an infinite number of values is __________.

Accepted Answer

The answer of A variable that has an infinite number...

Question 18

If a statistics test is designed to test student knowledge of the shapes of distributions,knowledge of the shapes of distributions is a(n)__________.

Accepted Answer

The answer of If a statistics test is designed to...

Question 19

If psychologists want to draw statistical conclusions that go beyond the numbers actually collected in a research study,they will use __________.

Accepted Answer

inferentia

Question 20

A histogram looks most like

Accepted Answer

A) a city skyline. 
B) a large wave. 
C) a silhouette of mountains. 
D) a pattern of iron filings. 
A) a city skyline. 
B) a large wave. 
C) a silhouette of mountains. 
D) a pattern of iron filings.

A frequency table or histogram describes a(n)__________.

Students who have read the first chapter of the textbook and theorize that performance on statistics exams will be related to the number of hours spent studying statistics know that to test their theory,they will need to use

A frequency table is most likely to be included in a research article when

When a distribution is heavy-tailed,it is

If a student answers 20 of 25 multiple-choice items on a statistics test correctly,20 is the student's __________.

A listing that shows how many times each value of a variable occurs among a particular group of scores is called a(n)__________.

When a distribution is light-tailed,it is

Which of the following student characteristics is an example of a rank-order variable?

If a psychologist rating empathic responses to strangers' distress on a scale of 1 to 20 finds that most participants have ratings of 8,12,or 16,the distribution of ratings is

Which of the following student characteristics is an example of a nominal variable?

If psychologists want to summarize a group of numbers collected in a research study and make them more understandable,they will use __________.

If a psychologist studying aggressive tendencies in people develops an inventory to measure aggression,the psychologist is using scores on the inventory as a(n)

The number of problems correct on a test is an example of a

Consider the scores 2,9,7,6,1,9,1,and 2.Which of the following would be the correct bottom line of a frequency table?

Since no environment can be more quiet than no noise at all,a survey of noise in various study environments found that noise scores tended to pile up at the low end,reflecting a(n)__________.

Psychologists use frequency tables and histograms to show

A variable that has an infinite number of values is __________.

If a statistics test is designed to test student knowledge of the shapes of distributions,knowledge of the shapes of distributions is a(n)__________.

If psychologists want to draw statistical conclusions that go beyond the numbers actually collected in a research study,they will use __________.

A histogram looks most like

Central Tendency and Variability

Some Key Ingredients for Inferential Statistics: Z Scores,the Normal Curve, Sample Versus Population, and Probability

Introduction to Hypothesis Testing

Hypothesis Tests With Means of Samples

Making Sense of Statistical Significance:decision Errors, Effect Size, and Statistical Power

Introduction to T Tests: Single Sample and Dependent Means

The T Test for Independent Means

Introduction to the Analysis of Variance

Factorial Analysis of Variance

Correlation

Prediction

Chi-Square Tests

Strategies When Population Distributions Are Not Normal: Data Transformations and Rank-Order Tests

The General Linear Model and Making Sense of Advanced Statistical Procedures in Research Articles

Filters

Exam 1: Displaying the Order in a Group of Numbers

A frequency table or histogram describes a(n)__________.

Students who have read the first chapter of the textbook and theorize that performance on statistics exams will be related to the number of hours spent studying statistics know that to test their theory,they will need to use

A frequency table is most likely to be included in a research article when

When a distribution is heavy-tailed,it is

If a student answers 20 of 25 multiple-choice items on a statistics test correctly,20 is the student's __________.

A listing that shows how many times each value of a variable occurs among a particular group of scores is called a(n)__________.

When a distribution is light-tailed,it is

Which of the following student characteristics is an example of a rank-order variable?

If a psychologist rating empathic responses to strangers' distress on a scale of 1 to 20 finds that most participants have ratings of 8,12,or 16,the distribution of ratings is

Which of the following student characteristics is an example of a nominal variable?

If psychologists want to summarize a group of numbers collected in a research study and make them more understandable,they will use __________.

If a psychologist studying aggressive tendencies in people develops an inventory to measure aggression,the psychologist is using scores on the inventory as a(n)

The number of problems correct on a test is an example of a

Consider the scores 2,9,7,6,1,9,1,and 2.Which of the following would be the correct bottom line of a frequency table?

Since no environment can be more quiet than no noise at all,a survey of noise in various study environments found that noise scores tended to pile up at the low end,reflecting a(n)__________.

Psychologists use frequency tables and histograms to show

A variable that has an infinite number of values is __________.

If a statistics test is designed to test student knowledge of the shapes of distributions,knowledge of the shapes of distributions is a(n)__________.

If psychologists want to draw statistical conclusions that go beyond the numbers actually collected in a research study,they will use __________.

A histogram looks most like

Central Tendency and Variability

Some Key Ingredients for Inferential Statistics: Z Scores,the Normal Curve, Sample Versus Population, and Probability

Introduction to Hypothesis Testing

Hypothesis Tests With Means of Samples

Making Sense of Statistical Significance:decision Errors, Effect Size, and Statistical Power

Introduction to T Tests: Single Sample and Dependent Means

The T Test for Independent Means

Introduction to the Analysis of Variance

Factorial Analysis of Variance

Correlation

Prediction

Chi-Square Tests

Strategies When Population Distributions Are Not Normal: Data Transformations and Rank-Order Tests

The General Linear Model and Making Sense of Advanced Statistical Procedures in Research Articles

Filters