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Name: A school principal claims that the number of students who are tardy to
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Description: A school principal claims that the number of students who are tardy to school does not vary from month to month. A survey over the school year produced the following results. Using a 0.10 level of significance, test a teacher’s claim that the number

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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A school principal claims that the number of students who are tardy to school does not vary from month to month. A survey over the school year produced the following results. Using a 0.10 level of significance, test a teacher’s claim that the number of tardy students does vary by the month.

Tardy Students
Aug. Sept. Oct. Nov. Dec. Jan. Feb. Mar. Apr. May
Number 10 17 17 17 11 6 16 19 8 7

Step 3 of 4 :

Compute the value of the test statistic. Round any intermediate calculations to at least six decimal places, and round your final answer to three decimal places.

step 4 of 4:

draw conclusion and interpret the decision (is there enough evidence?) do we fail to reject or reject

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