Consider an experiment regarding retired individuals which is interested in assessing the association between attitudes towards staying active and general activity level. Attitude towards staying active was measured by asking a series of questions regarding perceptions towards physical activity, resulting in a "positive attitude" or "negative attitude" classification. General activity level was classified as active, mildly active, and inactive. What is the degrees of freedom for the Chi-square test for an association between attitudes and physical activity level

Question

Evangeline Brown

Social Studies

20 May, 03:27

Consider an experiment regarding retired individuals which is interested in assessing the association between attitudes towards staying active and general activity level. Attitude towards staying active was measured by asking a series of questions regarding perceptions towards physical activity, resulting in a "positive attitude" or "negative attitude" classification. General activity level was classified as active, mildly active, and inactive. What is the degrees of freedom for the Chi-square test for an association between attitudes and physical activity level

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Answers (1)

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Maximus Curry · Answer 1

degree of freedom is 2

Explanation:

We have here,

Physical activity classified as "positive attitude" or "negative attitude"

General activity level was classified as active, mildly active, and inactive.

Degree of freedom (Row-1) (Column - 1) = (2-1) (3-1) = 2

Therefore degree of freedom is 2