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Suppose the following table gives the distribution of geometry grades in 2 high schools. А В С D F Total High school 1 27 39 60 42 32 200 High school 2 28 51 120 68 33 300 Total 55 90 180 110 65 500 Let H be the hypothesis that the grade distributions are homogeneous in the 2 high schools. (a) Find the value. (b) Find the degrees of freedom (df). (c) Test Ho at the following significance levels: (i) α=0.10. ( i α= 0.05.

Suppose the following table gives the distribution of geometry grades in 2 high schools. А В С D F Total High school 1 27 39 60 42 32 200 High school 2 28 51 120 68 33 300 Total 55 90 180 110 65 500 Let H be the hypothesis that the grade distributions are homogeneous in the 2 high schools. (a) Find the value. (b) Find the degrees of freedom (df). (c) Test Ho at the following significance levels: (i) α=0.10. ( i α= 0.05.

A First Course in Probability (10th Edition)
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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O Suppose the following table gives the distribution of geometry grades in 2 high schools. A B C D High school 1 27 39 60 High school 2 28 51 F Total 42 32 200 120 68 33 300 Total 55 90 180 110 65 500 Let H be the hypothesis that the grade distributions are homogeneous in the 2 high schools. (a) Find the value. (b} Find the degrees of freedom (df). (c) Test Ho at the following significance levels: (i) a = 0.10. (ii) a = 0.05.
Transcribed Image Text:O Suppose the following table gives the distribution of geometry grades in 2 high schools. A B C D High school 1 27 39 60 High school 2 28 51 F Total 42 32 200 120 68 33 300 Total 55 90 180 110 65 500 Let H be the hypothesis that the grade distributions are homogeneous in the 2 high schools. (a) Find the value. (b} Find the degrees of freedom (df). (c) Test Ho at the following significance levels: (i) a = 0.10. (ii) a = 0.05.
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