Question 1

The standard deviation is the square root of

Accepted Answer

A)   The coefficient of determination
B)   The sum of squares
C)   The variance
D)   The range

Question 2

If we calculated an effect size and found it was r = .42, which expression would best describe the size of effect?

Accepted Answer

A)   Small
B)   Small to medium
C)   Large
D)   Medium to large

Question 3

The significance of probability is usually expressed as a value occurring somewhere between 0 and 1. Which of the following would be considered the most highly significant in statistical terms?

Accepted Answer

A)   .1
B)   .05
C)   .025
D)   .01*

Question 4

What is a significance level?

Accepted Answer

A)   The level at which statistics finally become meaningful to a stein.
B)   The impact that reporting statistics incorrectly could have.
C)   A pre-set level of probability that the results are correct.
D)   A pre-set level of probability at which it will be accepted that results are due to chance or not.

Question 5

In experiments the independent variable is manipulated to determine

Accepted Answer

A)   Effects on the individual participants
B)   Effect on the dependent variable
C)   Effects of certain stimuli
D)   Relation to other variables

Exam 2: The Spine of Statistics

If we calculated an effect size and found it was r = .42, which expression would best describe the size of effect?

Correct Answer
verified

In experiments the independent variable is manipulated to determine

Correct Answer
verified

The standard deviation is the square root of

Correct Answer
verified

The significance of probability is usually expressed as a value occurring somewhere between 0 and 1. Which of the following would be considered the most highly significant in statistical terms?

Correct Answer
verified

What is a significance level?

Correct Answer
verified

Exam 2: The Spine of Statistics

If we calculated an effect size and found it was r = .42, which expression would best describe the size of effect?

Correct AnswerverifiedShow Answer

In experiments the independent variable is manipulated to determine

Correct AnswerverifiedShow Answer

The standard deviation is the square root of

Correct AnswerverifiedShow Answer

The significance of probability is usually expressed as a value occurring somewhere between 0 and 1. Which of the following would be considered the most highly significant in statistical terms?

Correct AnswerverifiedShow Answer

What is a significance level?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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