ast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 920 milligrams. A random sample of 32 breakfast sandwiches has a mean sodium content of 905 milligrams. Assume the population standard deviation is 25 milligrams. At α=0.05, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e). Part 1 (a) Identify the null hypothesis and alternative hypothesis. A.) H0:μ>920 Ha:μ≤920(claim) B.) H0:μ<905(claim) Ha:μ≥905 C.) H0: μ≠920 (claim) Ha:μ=920 D.) H0:μ=905(claim) Ha: μ≠905 E.) H0: μ≤920(claim) Ha:μ>920 F.) H0:μ≤905 Ha:μ<905(claim) (b) Identify the critical value(s). Use technology. z0=_____ . (c) Identify the rejection region(s). (d) Decide whether to reject or fail to reject the null hypothesis, and (e) interpret the decision in the context of the original claim.
ast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 920 milligrams. A random sample of 32 breakfast sandwiches has a mean sodium content of 905 milligrams. Assume the population standard deviation is 25 milligrams. At α=0.05, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e). Part 1 (a) Identify the null hypothesis and alternative hypothesis. A.) H0:μ>920 Ha:μ≤920(claim) B.) H0:μ<905(claim) Ha:μ≥905 C.) H0: μ≠920 (claim) Ha:μ=920 D.) H0:μ=905(claim) Ha: μ≠905 E.) H0: μ≤920(claim) Ha:μ>920 F.) H0:μ≤905 Ha:μ<905(claim) (b) Identify the critical value(s). Use technology. z0=_____ . (c) Identify the rejection region(s). (d) Decide whether to reject or fail to reject the null hypothesis, and (e) interpret the decision in the context of the original claim.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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 32 breakfast sandwiches has a mean sodium content of 905 milligrams. Assume the population standard deviation is 25 milligrams. At α=0.05, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e).
Part 1
(a) Identify the null hypothesis and alternative hypothesis.
A.) H0:μ>920
Ha:μ≤920(claim)
Ha:μ≥905
Ha:μ=920
Ha: μ≠905
Ha:μ>920
Ha:μ<905(claim)
(b) Identify the critical value(s). Use technology.
z0=_____ .
(c) Identify the rejection region(s).
(d) Decide whether to reject or fail to reject the null hypothesis, and (e) interpret the decision in the context of the original claim.
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