Please help with hw questions

Question 2 0/10 pts 0 3 2 5 Listed below are body temperatures (in OF) from seven different subjects measured at 8 AM and again at 12 AM. 8 AM 96.5 96.7 96.7 97.8 96.9 97.6 96.6 12 AM 99.3 98.1 97.7 98.9 98.1 99.3 98.7 8 AM 12 AM a. Construct a 92% confidence interval for the difference in body temperature at the two times of day. Critical value: z, ort. = (Enter the positive one.) Margin of Error: E = Confidence Interval: ( b. Interpret your result in part (a) in a complete sentence. c. Based on your confidence interval, can you conclude that there is a difference in body temperature between the two times of day? O Yes O NoListed below are heights of a random sample of men and women. m w Men Women a. Construct a 96% condence interval for the difference between the mean heights of men and women. Critical value: z, or t, = (Enter the positive one.) Margin of Error: E = Ca Condence Interval: ( . ) -.z~.a b. Interpret your result in part (a) in a complete sentence. c. Based on your condence interval, can you conclude that the mean height of men differs from the mean height of women? Yes NO Question 6 0/10 pts 0 3 5 The city officials in Dallas conducted a simlar study. The commute times (in minutes) of samples of residents from each city is shown below. Click on the data buttons to open the data in a new window. Sacramento Data Dallas Data a. Construct a 94% confidence interval for the difference between the mean commute times of Sacramento and Dallas residents. Critical value: z* ort* = (Enter the positive one.) Margin of Error: E = Confidence Interval: ( b. Interpret your result in part (a) in a complete sentence. c. Based on your confidence interval, can you conclude that there is a difference between the mean commute times of Sacramento and Dallas residents.? Yes O No