Writing a Hit Song. In the manual “How to Have a Number One the Easy Way,” by KLF Publications, it is stated that a song “must be longer than three minutes and thirty seconds” (or 210 seconds). A simple random sample of 40 current hit songs results in a mean length of 252.5 sec. Assume that the standard deviation of song lengths is 54.5 sec. Use a 0.05 significance level to test the claim that the sample is from a population of songs with a mean greater than 210 sec. (Please Show All Work) State the hypothesis in symbolic form. Find the test statistic. Find the P-Value. Without using technical terms (in context of the problem), state a final conclusion.
Writing a Hit Song. In the manual “How to Have a Number One the Easy Way,” by KLF Publications, it is stated that a song “must be longer than three minutes and thirty seconds” (or 210 seconds). A simple random sample of 40 current hit songs results in a mean length of 252.5 sec. Assume that the standard deviation of song lengths is 54.5 sec. Use a 0.05 significance level to test the claim that the sample is from a population of songs with a mean greater than 210 sec. (Please Show All Work) State the hypothesis in symbolic form. Find the test statistic. Find the P-Value. Without using technical terms (in context of the problem), state a final conclusion.
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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- Writing a Hit Song. In the manual “How to Have a Number One the Easy Way,” by KLF Publications, it is stated that a song “must be longer than three minutes and thirty seconds” (or 210 seconds). A simple random sample of 40 current hit songs results in a mean length of 252.5 sec. Assume that the standard deviation of song lengths is 54.5 sec. Use a 0.05 significance level to test the claim that the sample is from a population of songs with a mean greater than 210 sec. (Please Show All Work)
- State the hypothesis in symbolic form.
- Find the test statistic.
- Find the P-Value.
- Without using technical terms (in context of the problem), state a final conclusion.
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