Average number of times students

Reference no: EM13748293

Question 1: A sample of 30 cookies is taken to the 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. Test the following hypothesis. Therefore, you should realize that this is the case where standard deviation is calculated from the sample, which means this is a sigma (σ) unknown case.

??0: ?? ≥ 9

??0: ?? < 9

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

Question 2: A sample of 49 CBU students was selected in order to determine whether the average number of times students pray a week is significantly different from 21. The average number of times tudents pray in the sample was 23 with a standard deviation of 3.5. This is a sigma (σ) unknown ase

a. Test the following hypotheses at the 5% level of significance.

??0: ?? = 21

??0: ?? ≠ 21

b. Provide the positive impacts of daily prayer using bible verses. This is an open-ended question.

Reference no: EM13748293

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