Question

Solve this hypothesis test problem using a significance level not previously used for this specific problem. Include the null and alternative hypothesis, alpha value, p-value, and a conclusion. Make sure that you use appropriate terminology, specify whether you are using the classical method or the p-value method, and fully explain your solution.

My hypothesis is that the population mean number of times that adults wash their hands a day is less than 3. I spoke with 8 individuals and found they washed their hands 4, 5, 2, 7, 3, 4, 2, and 4 times last week during the day. I would like to test this hypothesis at the 0.5 significance level.

Answer 1