A fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is less than or equal to 922 milligrams. A random sample of 49 breakfast sandwiches has a mean sodium content of 925 milligrams. Assume the population standard deviation is 11 milligrams. At a = 0.05, do you have enough evidence to reject the restaurant's claim?

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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A fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is less than or equal to
922 milligrams. A random sample of 49 breakfast sandwiches has a mean sodium content of 925 milligrams. Assume
the population standard deviation is 11 milligrams. At a = 0.05, do you have enough evidence to reject the restaurant's
claim?
t* =
s/n
Ho P
912
Hi P
912
Test statistic:
Decision: Fail to reject the null hypothesis
Please answer all parts of the question.
Write your statement of your findings in the space below:
Transcribed Image Text:A fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is less than or equal to 922 milligrams. A random sample of 49 breakfast sandwiches has a mean sodium content of 925 milligrams. Assume the population standard deviation is 11 milligrams. At a = 0.05, do you have enough evidence to reject the restaurant's claim? t* = s/n Ho P 912 Hi P 912 Test statistic: Decision: Fail to reject the null hypothesis Please answer all parts of the question. Write your statement of your findings in the space below:
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