4. A random sample of 25 "Quarter Pounders" yields a mean weight of X = 0.208 pounds, with a sample standard deviation of s= 0.07 pounds. a. Construct a 95% CI for the unknown population mean weight...

Extracted text: 4. A random sample of 25 "Quarter Pounders" yields a mean weight of X = 0.208 pounds, with a sample standard deviation of s= 0.07 pounds. a. Construct a 95% CI for the unknown population mean weight for all "Quarter Pounders". ta/2 Sx Vn b. Based on this sample, is a quarter pounder really a quarter pounder?