What is the EXPECTED COUNT for the cell that has 36 in it (Positive and High)?  The answer is an integer. What is the Chi-Square Contribution for the cell with 36 (positive and high)?  The answer is an integer. The test statistics follows a Chi-Square Distribution with how many degrees of freedom? The value of the test statistic is . Calculate the p-value. (ROUND TO 4 DECIMAL PLACES!!!)

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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Use for questions 1-5: An imaging scientist wishes to determine whether the intensity of light has an effect on the ability of their algorithm to recognize a particular target.  Considering only daytime recognition, the scientist classifies the light source as being high or low intensity and performs a series of randomly chosen recognition tests.  The outcome of each test is either positive (recognized) or negative (not recognized).  The following data is observed:

  High Intensity Low Intensity
Positive Recognition 36 9
Negative Recognition 24 31

What is the EXPECTED COUNT for the cell that has 36 in it (Positive and High)?  The answer is an integer.

What is the Chi-Square Contribution for the cell with 36 (positive and high)?  The answer is an integer.

The test statistics follows a Chi-Square Distribution with how many degrees of freedom?

The value of the test statistic is . Calculate the p-value. (ROUND TO 4 DECIMAL PLACES!!!)

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