MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Matching the following concepts to their definitions

1. The chi-square distribution
2. Categorical
3.
4.
Not all the population proportions
are equal
Reject Ho if Chi-square test statistic
> Chi-square critical value.
5. Degrees of freedom
7.
6. Crosstab or contingency
Variable 1 does not affect Variable
2
8. Multinomial probability distribution
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Transcribed Image Text:1. The chi-square distribution 2. Categorical 3. 4. Not all the population proportions are equal Reject Ho if Chi-square test statistic > Chi-square critical value. 5. Degrees of freedom 7. 6. Crosstab or contingency Variable 1 does not affect Variable 2 8. Multinomial probability distribution
<
>
A table used to show the
relationship between two
variables.
The sum of the
probabilities for this
distribution equals 1.
A parameter needed for
the T and Chi-square
distributions but not the
normal.
expand button
Transcribed Image Text:< > A table used to show the relationship between two variables. The sum of the probabilities for this distribution equals 1. A parameter needed for the T and Chi-square distributions but not the normal.
Expert Solution
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Step 1

Chi-square distribution

A test for establishing the association between two categorical variables.

 

The mean and variance of χ2distribution are as follows:

Mean,  μ  (χ2) = ν and Variance, σ2 (χ2) = 2ν

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