a. Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.) b. What are the degrees of freedom? c. Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.) p-value > 0.1000 .050 < p-value < 0.100     0.025 < p-value < 0.0500 .010 < p-value < 0.0250 .005 < p-value < 0.010 p-value < 0.005

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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The following table shows age distribution and location of a random sample of 166 buffalo in a national park.

Age Lamar District Nez Perce District Firehole District Row Total
Calf 13 14 14 41
Yearling 10 11 12 33
Adult 33 30 29 92
Column Total 56 55 55 166

a. Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.)

b. What are the degrees of freedom?

c. Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)

p-value > 0.1000
.050 < p-value < 0.100   
 0.025 < p-value < 0.0500
.010 < p-value < 0.0250
.005 < p-value < 0.010
p-value < 0.005
Expert Solution
Step 1

Our aim is to find the : 

a. Test statistic

b. degrees of freedom

c. p-value

 

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