A snack food manufacturer estimates that the variance of the number of grams of carbohydrates in servings of its tortilla chips is 1.28. A dietician is asked to test this claim and finds that a random sample of 24 servings has a variance of 1.17. At a = 0.01, is there enough evidence to reject the manufacturer's claim? Assume the population is normally distributed. Complete parts (a) through (e) below. (a) Write the claim mathematically and identify Ho and Ha Ho 1.28 Ha: 0 1.28