Find the Critical Value or Values Of $\chi ^ { 2 }$

question 107

Essay

Find the critical value or values of $\chi ^ { 2 }$ based on the given information.
-Systolic blood pressure levels for men have a standard deviation of 19.7 mm Hg. A random sample of 31
women resulted in blood pressure levels with a standard deviation of 22.3 mm Hg. Use a 0.05 significance level
to test the claim that blood pressure levels for women have the same variation as those for men.

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Definitions:

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Desensitization

The diminished emotional responsiveness to a negative, aversive, or positive stimulus after repeated exposure to it.

Modeling

A method of learning that involves observing and replicating others' behaviors, attitudes, or emotional expressions.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.