A book about college reports that the mean time students study each week is 1015 minutes. A dean says she believes the mean is greater than 1015 minutes. Suppose she takes a random sample of 64 students and finds that the sample mean is 1050 minutes. Assume the population standard deviation is 150 minutes. Test the deans claim at . Use this scenario to answer question. 

Calculate the test statistic:

Identify the p-value. 

Make your decision. 

Interpret the result

Answer rating: 100% (QA)

To test the deans claim we can use a onesample ttest The null hypothesis is that the mean time stude... View the full answer