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A certain company intends to market a weight-loss pill. They test it on a group of 2000 volunteers, but splitting the group into one set of 1000 people who are given pilA for three months, and the second set of 1000 people, who are given pill B for the same three months. The results after 3 months are that the pill A set of people lost on average 10 pounds with a standard deviation of 6 pounds, while the pill B set of people lost an average of 43 pounds with a standard deviation of 9 pounds. What is the confidence level that pill B functions better than pil B for helping people to lose weight? Pill B is more effective than pill A at helping people to lose weight with a confidence level of

A certain company intends to market a weight-loss pill. They test it on a group of 2000 volunteers, but splitting the group into one set of 1000 people who are given pilA for three months, and the second set of 1000 people, who are given pill B for the same three months. The results after 3 months are that the pill A set of people lost on average 10 pounds with a standard deviation of 6 pounds, while the pill B set of people lost an average of 43 pounds with a standard deviation of 9 pounds. What is the confidence level that pill B functions better than pil B for helping people to lose weight? Pill B is more effective than pill A at helping people to lose weight with a confidence level of

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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A certain company intends to market a weight-loss pill. They test it on a group of 2000 volunteers but splitting the group into one set of 1000 people who are given pill A for three months, and the second set of 1000 people, who are given pill B for the same three months. The results after 3 months are that the pill A set of people lost on average 10 pounds with a standard deviation of 6 pounds, while the pill B set of people lost an average of 43 pounds with a standard deviation of 9 pounds. What is the confidence level that pill B functions better than pill B for helping people to lose weight? Pill B is more effective than pill A at helping people to lose weight with a confdence level of %. 714
Transcribed Image Text:A certain company intends to market a weight-loss pill. They test it on a group of 2000 volunteers but splitting the group into one set of 1000 people who are given pill A for three months, and the second set of 1000 people, who are given pill B for the same three months. The results after 3 months are that the pill A set of people lost on average 10 pounds with a standard deviation of 6 pounds, while the pill B set of people lost an average of 43 pounds with a standard deviation of 9 pounds. What is the confidence level that pill B functions better than pill B for helping people to lose weight? Pill B is more effective than pill A at helping people to lose weight with a confdence level of %. 714
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