Answered: Randomly selected birth records were…

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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Randomly selected birth records were obtained, and categorized as listed in the table to the right. Use a 0.01 significance level to test the reasonable claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on Saturday and Sunday be explained? Day nbsp Sun Mon Tues Wed Thurs Fri Sat Number of Births 41 56 60 56 59 63 44 Determine the null and alternative hypotheses. Upper H 0: Births occur with the same frequency on the different days of the week. Upper H 1: At least one day has a different frequency of births than the other days. Calculate the test statistic, chi squared. chi squaredequals nothing (Round to three decimal places as needed.)

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