Boys and girls: The National Health Statistics Reports reported that a sample of 310 one-year-old boys had a mean weight of 25,3 pounds with a standard deviation of 3.3 pounds. In addition, a sample of 286 one-year-old girls had a mean weight of 24.3 pounds with a standard deviation of 3.6 pounds. Part: 0/2 Part 1 of 2 Construct a 98% confidence interval for the difference between the mean weights. Let u, denote the mean weight of one-year-old boys. Use the TI-84 plus calculator and round the answers to one decimal place. A 98% confidence Interval for the difference between the mean weights is
Boys and girls: The National Health Statistics Reports reported that a sample of 310 one-year-old boys had a mean weight of 25,3 pounds with a standard deviation of 3.3 pounds. In addition, a sample of 286 one-year-old girls had a mean weight of 24.3 pounds with a standard deviation of 3.6 pounds. Part: 0/2 Part 1 of 2 Construct a 98% confidence interval for the difference between the mean weights. Let u, denote the mean weight of one-year-old boys. Use the TI-84 plus calculator and round the answers to one decimal place. A 98% confidence Interval for the difference between the mean weights is
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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![Boys and girls: The National Health Statistics Reports reported that a sample of 310 one-year-old boys had a mean weight
of 25,3 pounds with a standard deviation of 3.3 pounds. In addition, a sample of 286 one-year-old girls had a mean weight
of 24.3 pounds with a standard deviation of 3.6 pounds.
Part: 0/2
Part 1 of 2
Construct a 98% confidence interval for the difference between the mean weights. Let u, denote the mean weight of
one-year-old boys. Use the TI-84 plus calculator and round the answers to one decimal place.
A 98% confidence interval for the difference between the mean weights is](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd3b3dc47-0188-4572-89ea-f2b9df17f211%2Ff7ae9f47-088e-496e-ad4c-4260f70271d1%2Fma9e7wi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Boys and girls: The National Health Statistics Reports reported that a sample of 310 one-year-old boys had a mean weight
of 25,3 pounds with a standard deviation of 3.3 pounds. In addition, a sample of 286 one-year-old girls had a mean weight
of 24.3 pounds with a standard deviation of 3.6 pounds.
Part: 0/2
Part 1 of 2
Construct a 98% confidence interval for the difference between the mean weights. Let u, denote the mean weight of
one-year-old boys. Use the TI-84 plus calculator and round the answers to one decimal place.
A 98% confidence interval for the difference between the mean weights is
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