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Auditors compared opinions about treatment (very good/acceptable/poor) at four VA Hospitals (labeled A,B,C) among veterans aged...

Auditors compared opinions about treatment (very good/acceptable/poor) at four VA Hospitals (labeled A,B,C) among veterans aged 50 and above. What are the hypotheses for a chi-square test of independence on the data?

Select one:

A. H0: There is a relationship between opinion about treatment and hospital.
Ha: There is no relationship between opinion about treatment and hospital.

B. H0: Which hospital a veteran over 50 chooses does not affect his/her opinion of the treatment received.
Ha: Which hospital a veteran over 50 chooses affects his/her opinion of the treatment received.

C. H0: There is no relationship between opinion about treatment and hospital.
Ha: There is a relationship between opinion about treatment and hospital.

math   Statistics-And-Probability   
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Answer #1

Correct hypotheses for chi square is:

C. H0: There is no relationship between opinion about treatment and hospital.
Ha: There is a relationship between opinion about treatment and hospital.

Option C is correct.

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