Statistics

1. In a study of heart disease in male federal employees, researchers classified 170 volunteer subjects according to their socioeconomic status (SES) and their smoking habits. SES categorized as high and low. Individuals were asked whether they were smokers or non-smoker. Here is the two way table that summarizes the data.

Smoking SES

High Low Total
Smoker 40 30 70
Non 80 20 100
Total 120 50 170

a. Determine, which hypothesis testing is appropriate to test the relationship between SES and smoking habits variable?

b. Write the HO and H1

c. Perform the test. Is there a statistically significant relationship between SES and Smoking?

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asked by MT
  1. PsyDAG answered a similar post. See below under "Related Questions" for the prior posting.

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  2. Joey

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    posted by Susie
  3. In how many ways can 8 students be seated in the first row in class?

    40320

    16777216

    64

    8

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    posted by khan

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