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Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

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Chapter
Section
BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

In an experiment examining the effects Tai Chi on arthritis pain. Callahan (2009) selected a large sample of individuals with doctor-diagnosed arthritis. Half of the participants immediately began a Tai Chi course and the other half (the control group) waited 8 weeks before beginning the program. At the end of 8 weeks, the individuals who had experienced Tai Chi had less arthritis pain that those who had not participated in the course.

  1. a. Identify the independent variable for this study.
  2. b. What scale of measurement is used for the independent variable?
  3. c. Identify the dependent variable for this study.
  4. d. What scale of measurement is used for the dependent variable?

a.

To determine
The independent variable for given study.

Explanation

Given info:

A study was conducted to test the efficiency of Tai Chi on arthritis pain. Participants were divided into two groups one groups was...

b.

To determine
The scale of measurement of independent variable.

c.

To determine
The dependent variable for given study.

d.

To determine
The scale of measurement of dependent variable.

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