Answer to Question #151036 in Statistics and Probability for Randal Rodriguez

Question

Specify the null hypothesis (Ho) and the alternative hypothesis (Ha).

5) In an experimental group of 250 individuals, half were given regular doses of aspirin while the other half were given placebos with no effects. Test the claim that the aspirin group has a significantly lower heart attack rate than the placebo group.

6) Is there a significant difference in the level of practice of accountants in terms of type of corporation (private-owned or government-owned)?

7) Are there differences in the degree of influence encountered by the employees when grouped according to status of appointment (contractual or permanent)?

Answer 1

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