Answer to Question #151035 in Statistics and Probability for Randal Rodriguez

Question

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

1) A researcher wants to determine if the mean monthly household expenditure is really P12,760 as published.

2) A health practitioner wants to know in the mean weight of girls at birth is at least 3.2 kg as per record of a particular hospital.

3) A producer of steel cables wants to test if the steel cables it produces have a breaking strength of 450 lb.

4) The DTI receives many complaints from consumers that the bottles of cooking oil sold by a company contain less than the 1 liter of oil advertised.

Answer 1

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