the given data beloW, form a 95 % confidence interval for the difference between the population mean weight losses for the two diets.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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STATISTICAL ANALYSIS FOR IE 1 TOPIC: ESTIMATION TWO POPULATIONS SHOW COMPLETE COMPUTATIONS IN HAND WRITTEN. THANK YOU
1.
dietitian has developed a diet that is low in fats, carbohydrates, and
Although the diet was initially intended to be used by people
wishes to examine the effect this diet
A
cholesterol.
with heart disease, the dietitian
has on the weights of obese people. Two random
each are selected, and one group of 100 is placed on the low-fat
samples of 100 obese people
diet. The
other 100 are placed on a diet that contains approximately the same
food but is not as low in fats, carbohydrates, and
weight lost (or gained) in a
quantity of
cholesterol. For each person, the amount of
three week period is recorded. Using the given data below, form a
95 %
confidence interval for the difference between the population mean weight
losses for
the two diets.
Low-Fat Diet
Other Diet
Sample size
100
100
Sample mean weight loss
9.3 pounds
7.4 pounds
22.4
16.3
Sample variance
Transcribed Image Text:1. dietitian has developed a diet that is low in fats, carbohydrates, and Although the diet was initially intended to be used by people wishes to examine the effect this diet A cholesterol. with heart disease, the dietitian has on the weights of obese people. Two random each are selected, and one group of 100 is placed on the low-fat samples of 100 obese people diet. The other 100 are placed on a diet that contains approximately the same food but is not as low in fats, carbohydrates, and weight lost (or gained) in a quantity of cholesterol. For each person, the amount of three week period is recorded. Using the given data below, form a 95 % confidence interval for the difference between the population mean weight losses for the two diets. Low-Fat Diet Other Diet Sample size 100 100 Sample mean weight loss 9.3 pounds 7.4 pounds 22.4 16.3 Sample variance
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