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Did Clayton State Students gal quarantine? You wonder if the shelter-in-place orders in the Spring of 2020 led to people gaining weight. You take a random sample of 45 Clayton State students, and find an average weight of 176.9 pounds, with a standard deviation of 14.8 pounds. Suppose the average weight of Clayton State students in February 2020 was known to be 172.7 pounds. a) Should you use a z-test or a t-test? A/ b) Why did you choose that test?

Did Clayton State Students gal quarantine? You wonder if the shelter-in-place orders in the Spring of 2020 led to people gaining weight. You take a random sample of 45 Clayton State students, and find an average weight of 176.9 pounds, with a standard deviation of 14.8 pounds. Suppose the average weight of Clayton State students in February 2020 was known to be 172.7 pounds. a) Should you use a z-test or a t-test? A/ b) Why did you choose that test?

MATLAB: An Introduction with Applications
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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b) Why did you choose this test? c) State the null and alternate hypotheses for this test. (Use 'p' for proportions and 'mu' for means) Ho: _____ Ha: _____ d) Calculate the test statistic. (Give to 3 decimal places) _____ e) Determine the P-value. Give your answer to 4 decimal places. _____
Transcribed Image Text:b) Why did you choose this test? c) State the null and alternate hypotheses for this test. (Use 'p' for proportions and 'mu' for means) Ho: _____ Ha: _____ d) Calculate the test statistic. (Give to 3 decimal places) _____ e) Determine the P-value. Give your answer to 4 decimal places. _____
**Did Clayton State Students Gain Weight During Quarantine?** You wonder if the shelter-in-place orders in the Spring of 2020 led to people gaining weight. You take a random sample of 45 Clayton State students and find an average weight of 176.9 pounds, with a standard deviation of 14.8 pounds. Suppose the average weight of Clayton State students in February 2020 was known to be 172.7 pounds. a) **Should you use a z-test or a t-test?** [Text Box for Response] b) **Why did you choose that test?** [Text Box for Response]
Transcribed Image Text:**Did Clayton State Students Gain Weight During Quarantine?** You wonder if the shelter-in-place orders in the Spring of 2020 led to people gaining weight. You take a random sample of 45 Clayton State students and find an average weight of 176.9 pounds, with a standard deviation of 14.8 pounds. Suppose the average weight of Clayton State students in February 2020 was known to be 172.7 pounds. a) **Should you use a z-test or a t-test?** [Text Box for Response] b) **Why did you choose that test?** [Text Box for Response]
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