The effectiveness of a diet designed to lower serum cholesterol is to be evaluated by measuring the cholesterol of 10 patients identied as being at risk for cardiovascular disease before and after being on the diet for 16 weeks. Use the data below. Calculate a two-sided 95% condence interval for the mean difference in the scores. You MUST show all your work to receive full credit. Partial credit is available. For handwritten work, give the following: 1. The calculation of the mean difference, 2. The calculation of the standard deviation, 3. The calculation of the Standard Error, 4. The calculation of the Margin of Error, 5. The calculation of the upper and lower limits, and 6. An interpretation of the confidence interval. Upload an image, pdf. or Word file with pictures of your handwritten work. For work in Excel, include the following in your answer: 1. The calculation of the difference score in the data, 2. The table with the mean, standard deviation, standard error, and margin of error, 3. The calculation of the upper and lower limits (equations must be used), and 4. an interpretation of the confidence interval. Upload an Excel file with your work in Excel. Refer to the instructions at the beginning of the quiz. If the instructions are not followed, you will receive a O for this question. I' I'efore * WE --_