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The test statistic \(\style{font-family:Times New ...

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The test statistic \(\style{font-family:Times New ...

The test statistic

$\style{font-family:Times New Roman;}{\frac{s_1^2/\sigma_1^2}{s_2^2/\sigma_2^2}}$ follows anFdistribution with numerator degrees of freedom

$\style{font-family:Times New Roman;}{n_1-1}$ and denominator degrees of freedom

$\style{font-family:Times New Roman;}{n_2-1}$ provided that:

▸

neither $\style{font-family:Times New Roman;}{n_1}$ nor_{$\style{font-family:Times New Roman;}{\;n_2\geq30}$}.

▸

either $\style{font-family:Times New Roman;}{n_1}$ or_{$\style{font-family:Times New Roman;}{n_2\geq30}$}.

▸

both samples are from normal populations.

▸

either sample is from a normal population.

Textbook

Introductory Statistics: A Problem-Solving Approach

Edition: 3^rd

Author: Kokoska

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More solutions for this book are available here

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This helped my grade so much Perfect

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this is exactly what I needed

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