A random sample of 100 packs of aplles with a professed weight of 1 kg was found to have mean 1020g and standard deviation 12g. A. Find a 95% confidence interval for the mean weight of all such packs apple. B. Does the interval include 1 kg? Can you think of a reason (which any retailer would be able to tell you) why you might expect the interval not to include 1 kg? C. What confidence level would have resulted in the interval just about including 1kg
A random sample of 100 packs of aplles with a professed weight of 1 kg was found to have mean 1020g and standard deviation 12g. A. Find a 95% confidence interval for the mean weight of all such packs apple. B. Does the interval include 1 kg? Can you think of a reason (which any retailer would be able to tell you) why you might expect the interval not to include 1 kg? C. What confidence level would have resulted in the interval just about including 1kg
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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A random sample of 100 packs of aplles with a professed weight of 1 kg was found to have
A. Find a 95% confidence interval for the mean weight of all such packs apple.
B. Does the interval include 1 kg? Can you think of a reason (which any retailer would be able to tell you) why you might expect the interval not to include 1 kg?
C. What confidence level would have resulted in the interval just about including 1kg
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