onfidence level of 95% to complete parts (a) through (d) below. Question content area bottom Part 1 a.Identify the critical value tα/2 used for finding the margin of error. tα/2=enter your response here (Round to two decimal places as needed.) Part 2 b. Find the margin of error. E=enter your response here (Round to one decimal place as needed.) Part 3 c. Find the confidence interval estimate of μ.enter your response here (Round to one decimal place as needed.) Part 4 Write a brief statement that interprets the confidence interval. Choose the correct answer below. A. There is a 95% chance that the true value of the population mean weight of newborn girls will fall between the lower bound and the upper bound. B. One has 95% confidence that the interval from the lower bound to the upper bound contains the true value of the population mean weight of newborn girls. C. Approximately 95% of sample mean weights of newborn girls will fall between the lower bound and the upper bound. D. One has 95% confidence that the sample mean weight of newborn girls is equal to the population mean weight of newborn girls.
onfidence level of 95% to complete parts (a) through (d) below. Question content area bottom Part 1 a.Identify the critical value tα/2 used for finding the margin of error. tα/2=enter your response here (Round to two decimal places as needed.) Part 2 b. Find the margin of error. E=enter your response here (Round to one decimal place as needed.) Part 3 c. Find the confidence interval estimate of μ.enter your response here (Round to one decimal place as needed.) Part 4 Write a brief statement that interprets the confidence interval. Choose the correct answer below. A. There is a 95% chance that the true value of the population mean weight of newborn girls will fall between the lower bound and the upper bound. B. One has 95% confidence that the interval from the lower bound to the upper bound contains the true value of the population mean weight of newborn girls. C. Approximately 95% of sample mean weights of newborn girls will fall between the lower bound and the upper bound. D. One has 95% confidence that the sample mean weight of newborn girls is equal to the population mean weight of newborn girls.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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Question
Here are summary statistics for randomly selected weights of newborn girls: n=36, x=3180.6g, s=700.5g. Use a confidence level of 95% to complete parts (a) through (d) below.
Question content area bottom
Part 1
a.Identify the critical value tα/2 used for finding the margin of error.
tα/2=enter your response here
(Round to two decimal places as needed.)
Part 2
b. Find the margin of error.
E=enter your response here
(Round to one decimal place as needed.)
Part 3
c. Find the confidence interval estimate of μ.enter your response here
(Round to one decimal place as needed.)
Part 4
Write a brief statement that interprets the confidence interval. Choose the correct answer below.
There is a
95%
chance that the true value of the population mean weight of newborn girls will fall between the lower bound and the upper bound.One has
95%
confidence that the interval from the lower bound to the upper bound contains the true value of the population mean weight of newborn girls.Approximately
95%
of sample mean weights of newborn girls will fall between the lower bound and the upper bound.One has
95%
confidence that the sample mean weight of newborn girls is equal to the population mean weight of newborn girls.Expert Solution
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