# Critical value approach, p- value approach for sample

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A sample of 30 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average number of chocolate chips per cookie in the sample was 7.8 with a standard deviation of 3.

-State the null and alternative hypotheses

-Using the critical value approach, test the hypotheses at the 5% level of significance

-Using the p-value approach, test the hypotheses at he 5% level of significance

https://brainmass.com/statistics/hypothesis-testing/critical-value-approach-value-approach-sample-359350

#### Solution Preview

A sample of 30 cookies is taken to test the claim that each cookie contains at least 9 chocolate chips. The average number of chocolate chips per cookie in the sample was 7.8 with a standard deviation of 3.

-State the null and ...

#### Solution Summary

The expert examines the critical value approach, and p-value approach for samples of cookies containing at least 9 chocolate chips.