At professional examination students were getting grades A, B, C, D and E in the ration of 1:3:4:5:7 In the last examination 900 students who took the revision block release classes, were graded as follows:GradeABCDENumber of Students110160190210230 By testing the hypothesis, check if there is an improvement in student’s performance after taking revision block release classes at 0.05 level of significance and advice the examination board?

Chi square test is a parametric test since it follows the assumption of normality. It is used to…

Answered: At professional examination students…

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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At professional examination students were getting grades A, B, C, D and E in the ration of 1:3:4:5:7 In the last examination 900 students who took the revision block release classes, were graded as follows:

Grade	A	B	C	D	E
Number of Students	110	160	190	210	230

By testing the hypothesis, check if there is an improvement in student’s performance after taking revision block release classes at 0.05 level of significance and advice the examination board?

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