A fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 920 milligrams. A random sample of 30 breakfast sandwiches has a mean sodium content of 910 milligrams. Assume the population standard deviation is 25 milligrams. At a = 0.10, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e) (a) Identify the null hypothesis and alternative hypothesis. c. Họ: us 920 (claim) ΟΑ Hρ: μS910 Ha:H<910 (claim) O B. Ho: µ= 910 (claim) Ha: u#910 Ha: u> 920 O E. Ho: u<910 (claim) Hai u2910 Ο D. Ho μ> 920 OF. Ho: u# 920 (claim) Hg:us 920 (claim) Ha: u = 920 (b) Identify the critical value(s). Use technology. (Use a comma to separate answers as needed. Round to two decimal places as needed.)

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 fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 920 milligrams. A random sample of 30 breakfast sandwiches has a mean sodium content of 910 milligrams. Assume the
population standard deviation is 25 milligrams. At a = 0.10, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e).
(a) Identify the null hypothesis and alternative hypothesis.
ΟΑ H0: μ5910
Hai H<910 (claim)
B. Ho: µ= 910 (claim)
Hai µ#910
C. Ho: µs 920 (claim)
Hai µ > 920
%3D
O E. Ho: µ<910 (claim)
Ha: u2910
O F. Ho: µ#920 (claim)
Ο D. H0: μ> 920
Ha: us 920 (claim)
= 920
(b) Identify the critical value(s). Use technology.
Zo =U
(Use a comma to separate answers as needed. Round to two decimal places as needed.)
Transcribed Image Text:A fast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 920 milligrams. A random sample of 30 breakfast sandwiches has a mean sodium content of 910 milligrams. Assume the population standard deviation is 25 milligrams. At a = 0.10, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e). (a) Identify the null hypothesis and alternative hypothesis. ΟΑ H0: μ5910 Hai H<910 (claim) B. Ho: µ= 910 (claim) Hai µ#910 C. Ho: µs 920 (claim) Hai µ > 920 %3D O E. Ho: µ<910 (claim) Ha: u2910 O F. Ho: µ#920 (claim) Ο D. H0: μ> 920 Ha: us 920 (claim) = 920 (b) Identify the critical value(s). Use technology. Zo =U (Use a comma to separate answers as needed. Round to two decimal places as needed.)
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