solve it correctly please. I will rate accordingly. my last attempt. only part A

A technology commitee wants to perform a test to see if the mean amount of time students are spending in a lab has increased from 52 minutes. Hare are The date from a random sarrcia of 12 chudanta Time (nit a) Pot the data. Are any of the observations outings? Explain b) What do you conclude about the claim? If there are outions, perform the test with and without the outiers present State your conclusion for the given data set. Use a = 0.05 Do not reject the null hypothesis Thate is not sufficient evidence to conclude that the mean time sipand in the lab is |greater than the previous value, If there are oubliers, calculate the tool stateto for the data set without outliers. Select the correct choice below and fit in any answer boxes within your choice. A The test statstic is- (Round to two decimal places as needed.) O B. There are no outliers