Question 1

Which of the following is not an assumption of the χ2 test of independence?

Accepted Answer

A) It is a nonparametric test. 
B) It is appropriate only for ordinal data. 
C) The frequency in each cell should be at least 5. 
D) The sample should be randomly selected. 
A) It is a nonparametric test. 
B) It is appropriate only for ordinal data. 
C) The frequency in each cell should be at least 5. 
D) The sample should be randomly selected.

Question 2

The χ2 test of independence is used with _____ data.

Accepted Answer

A) continuous 
B) categorical 
C) ordinal 
D) quantitative 
A) continuous 
B) categorical 
C) ordinal 
D) quantitative

Question 3

Which of the following is true regarding the χ2 test of independence?

Accepted Answer

A) It requires a numerical (quantitative) score for each individual. 
B) The sample must be random. 
C) Population parameters such as m and s must be known. 
D) The observations must not be independent. 
A) It requires a numerical (quantitative) score for each individual. 
B) The sample must be random. 
C) Population parameters such as m and s must be known. 
D) The observations must not be independent.

Which of the following is not an assumption of the χ² test of independence?

The χ² test of independence is used with _____ data.

Which of the following is true regarding the χ² test of independence?

Thinking Like a Scientist

Getting Started

Defining Measuring and Manipulating Variables

Descriptive Methods

Data Organization and Descriptive Statistics

Correlational Methods and Statistics

Probability and Hypothesis Testing

Introduction to Inferential Statistics

Experimental Design and Analysis I

Experimental Design and Analysis II

Experimental Design and Analysis III

Experimental Design and Analysis Iv

Quasi Experimental and Single Case Designs

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Exam 14: Nonparametric Inferential Statistics