Question 1

A Type II Error is an error made in a significance test when the researcher rejects the null hypothesis when it is actually true.

Accepted Answer

A) True 
 B)False

Question 2

Extreme high or low scores in a distribution are referred to as

Accepted Answer

A)  outliers 
B)  extremes 
C)  edges 
D)  limits 
A)  outliers 
B)  extremes 
C)  edges 
D)  limits

Question 3

The most common score in a distribution is the

Accepted Answer

A)  range 
B)  mean 
C)  mode 
D)  median 
A)  range 
B)  mean 
C)  mode 
D)  median

Question 4

A(n) ________ hypothesis predicts a directional effect, whereas a(n) _________ hypothesis predicts an effect in either direction.

Accepted Answer

A)  one-tailed, two-tailed 
B)  two-tailed, one-tailed 
C)  null, alternative 
D)  alternative, null 
A)  one-tailed, two-tailed 
B)  two-tailed, one-tailed 
C)  null, alternative 
D)  alternative, null

Question 5

If the p value is more than alpha, the test is said to be significant.

Accepted Answer

A) True 
 B)False

Question 6

A graph of the means for different conditions in a study where the bar height represents the size of the mean is a bar graph.

Accepted Answer

A) True 
 B)False

Question 7

The value of an inferential statistic calculated to compare conditions in an experiment represents

Accepted Answer

A)  the chance that the null hypothesis is true. 
B)  the chance that the null hypothesis is false. 
C)  the effect of the independent variable with sampling error removed. 
D)  the amount of sampling error. 
A)  the chance that the null hypothesis is true. 
B)  the chance that the null hypothesis is false. 
C)  the effect of the independent variable with sampling error removed. 
D)  the amount of sampling error.

Question 8

What does the p value in an inferential test represent?

Accepted Answer

The p (probability value) repr

Question 9

An inferential test allows a researcher to certain that there is or is not an effect of an independent variable.

Accepted Answer

A)  true 
B)  false 
A)  true 
B)  false

Question 10

In inferential statistics, we look for evidence against the

Accepted Answer

A)  alternative hypothesis. 
B)  scientific hypothesis. 
C)  independent variable hypothesis. 
D)  null hypothesis. 
A)  alternative hypothesis. 
B)  scientific hypothesis. 
C)  independent variable hypothesis. 
D)  null hypothesis.

A Type II Error is an error made in a significance test when the researcher rejects the null hypothesis when it is actually true.

Extreme high or low scores in a distribution are referred to as

The most common score in a distribution is the

A(n) hypothesis predicts a directional effect, whereas a(n) _ hypothesis predicts an effect in either direction.

If the p value is more than alpha, the test is said to be significant.

A graph of the means for different conditions in a study where the bar height represents the size of the mean is a bar graph.

The value of an inferential statistic calculated to compare conditions in an experiment represents

What does the p value in an inferential test represent?

An inferential test allows a researcher to certain that there is or is not an effect of an independent variable.

In inferential statistics, we look for evidence against the

Psychological Research: the Whys and Hows of the Scientific Method and Data

Developing a Research Question and Understanding Research Reports

Ethical Guidelines for Psychological Research

Probability and Sampling

How Psychologists Use the Scientific Method: Data Collection Techniques and Research Designs

Descriptive Statistics

One-Factor Experiments

Hypothesis-Testing Logic

Javascript: Arrays

One-Way Analysis of Variance

Correlation Tests and Simple Linear Regression

Chi-Square Tests

Multifactor Experiments

Filters

Exam 7: Independent Variables and Validity in Research

A Type II Error is an error made in a significance test when the researcher rejects the null hypothesis when it is actually true.

Extreme high or low scores in a distribution are referred to as

The most common score in a distribution is the

A(n) ________ hypothesis predicts a directional effect, whereas a(n) _________ hypothesis predicts an effect in either direction.

If the p value is more than alpha, the test is said to be significant.

A graph of the means for different conditions in a study where the bar height represents the size of the mean is a bar graph.

The value of an inferential statistic calculated to compare conditions in an experiment represents

What does the p value in an inferential test represent?

An inferential test allows a researcher to certain that there is or is not an effect of an independent variable.

In inferential statistics, we look for evidence against the

Psychological Research: the Whys and Hows of the Scientific Method and Data

Developing a Research Question and Understanding Research Reports

Ethical Guidelines for Psychological Research

Probability and Sampling

How Psychologists Use the Scientific Method: Data Collection Techniques and Research Designs

Descriptive Statistics

One-Factor Experiments

Hypothesis-Testing Logic

Javascript: Arrays

One-Way Analysis of Variance

Correlation Tests and Simple Linear Regression

Chi-Square Tests

Multifactor Experiments

Filters

A(n) hypothesis predicts a directional effect, whereas a(n) _ hypothesis predicts an effect in either direction.