(b) Find the critical value(s). Select the corect choice below and fill in the answer box within your choice. (Round to two decimal places as needed.) YA. The critical values are t 1.75. O B. The critical value is Identify the rejection region(s). Choose the correct answer below. メB. Oc. Fail to reject Hn- Fail to reject Ho- Fail to reject Ho. Reject Hg- Reject Ho- Reject Ho-/ Reject Ho. -4 (c) Find the standardized test statistic. (Round to two decimal places as needed.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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A company that makes cola drinks states that the mean caffeine content per 12-ounce bottle of cola is 55 milligrams. You want to test this claim. During your tests, you
find that a random sample of thirty 12-ounce bottles of cola has a mean caffeine content of 53.9 milligrams. Assume the population is normally distributed and the
population standard deviation is 6.8 milligrams. At a = 0.08, can you reject the company's claim? Complete parts (a) through (e).
All
kage
uarti
(b) Find the critical value(s). Select the corect choice below and fill in the answer bóx within your choice.
(Round to two decimal places as needed.)
CA. The critical values are + 1.75.
O B. The critical value is
Identify the rejection region(s). Choose the correct answer below.
A.
B.
OC.
Fail to reject Ho-
Fail to reject Ho-
Fail to reject Ho.
Reject Hg-
Reject Ho-
Reject Ho-
Reject Ho.
(c) Find the standardized test statistic.
(Round to two decimal places as needed.)
Transcribed Image Text:A company that makes cola drinks states that the mean caffeine content per 12-ounce bottle of cola is 55 milligrams. You want to test this claim. During your tests, you find that a random sample of thirty 12-ounce bottles of cola has a mean caffeine content of 53.9 milligrams. Assume the population is normally distributed and the population standard deviation is 6.8 milligrams. At a = 0.08, can you reject the company's claim? Complete parts (a) through (e). All kage uarti (b) Find the critical value(s). Select the corect choice below and fill in the answer bóx within your choice. (Round to two decimal places as needed.) CA. The critical values are + 1.75. O B. The critical value is Identify the rejection region(s). Choose the correct answer below. A. B. OC. Fail to reject Ho- Fail to reject Ho- Fail to reject Ho. Reject Hg- Reject Ho- Reject Ho- Reject Ho. (c) Find the standardized test statistic. (Round to two decimal places as needed.)
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