Mathematics, 07.04.2020 20:32 lucy773
Based on the information from Consumer Reports, a random sample of 86 thirty-gram servings of Duncan Hines Chocolate Chip Cookies had a sample means of 132 calories with a sample standard deviation of 27 calories. A random sample of 75 Pepperidge Farm Chocolate Chip Cookies has a sample mean of 124 calories with sample standard deviation of 33 calories. Build an 80% confidence interval for the true mean difference in calories for these two cookie brands.
Answers: 2
Mathematics, 22.06.2019 00:30
Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days
Answers: 2
Mathematics, 22.06.2019 02:30
Build is 120 wide 20 feet high 48 feet long how many cubic feet and the volume
Answers: 1
Based on the information from Consumer Reports, a random sample of 86 thirty-gram servings of Duncan...