could u help me with this

3. The table below presents the descriptive statistics for three different site locations: A, B, and C. Use the table below to answer the following questions. Site A Site B Site C Sample Size nA = 12 ng = 10 nc = 13 Sample Mean XA = 20.5 XB = 26.0 Xc = 23.6 Sample Variance SA = 2.5 $6 = 3.8 SC = 1.9 For each of the following scenarios, state which hypothesis test(s) should be used, and write the hypothesis statements (9 marks total): a) Test if the mean of Site C is significantly greater than the mean of Site A: (3 marks) Test required: H1: b) Test if there is a significant difference in the variance of Site B and Site C: (3 marks) Test required: Ho c) Test if there is a significant difference in means of all three Sites: Test required: (3 marks) Ho