2. a diet guide claims that you will get 120 calories in a serving of vanilla yogurt. consumer reports tested 14 brands of vanilla yogurt and found the following numbers of calories per serving: 160 200 220 230 120 180 140 130 170 190 80 120 100 170 test the claim that the mean number of calories per serving of vanilla yogurt is 120. use a significance level of 0.05. show all the steps of your hypothesis test including a) the claim being tested, b) the null and alternative hypothesis, c) the test statistic, d) the p value, e) initial conclusion, and f) a final conclusion about the original claim. since this was a small sample, what assumption do we have to make about our population in order to conduct this test with one of the methods from chapter 8?