You wish to test the following daim (Ha) at a significance level of a = 0.002. H.:µ = 65.5 Ha:µ # 65.5 You believe the population is normally distributed and you know the standard deviation is o = 9.7. You obtain a sample mean of M = 57.5 for a sample of size n = 15. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... O less than (or equal to) a O greater than a This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the population mean is not equal to 65.5. O There is not sufficient evidence to warrant rejection of the dlaim that the population mean is not equal to 65.5. O The sample data support the cdaim that the population mean is not equal to 65.5. O There is not sufficient sample evidence to support the dlaim that the population mean is not equal to 65.5.
You wish to test the following daim (Ha) at a significance level of a = 0.002. H.:µ = 65.5 Ha:µ # 65.5 You believe the population is normally distributed and you know the standard deviation is o = 9.7. You obtain a sample mean of M = 57.5 for a sample of size n = 15. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value = The p-value is... O less than (or equal to) a O greater than a This test statistic leads to a decision to... O reject the null O accept the null O fail to reject the null As such, the final conclusion is that... O There is sufficient evidence to warrant rejection of the claim that the population mean is not equal to 65.5. O There is not sufficient evidence to warrant rejection of the dlaim that the population mean is not equal to 65.5. O The sample data support the cdaim that the population mean is not equal to 65.5. O There is not sufficient sample evidence to support the dlaim that the population mean is not equal to 65.5.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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