Compute the Standardized Test Statistic $\chi ^ { 2 }$ To Test the Claim

question 100

Multiple Choice

Compute the standardized test statistic, $\chi ^ { 2 }$ to test the claim $\sigma ^ { 2 } \leq 25.6 \text { if } n = 20 , s ^ { 2 } = 49.6 , \text { and } \alpha = 0.01$

• A) 36.813
• B) 9.322
• C) 12.82
• D) 33.41

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Definitions:

True Zero

A point on a scale which represents a complete absence of the measured entity, not merely an arbitrary point.

Powerful

Having great control, influence, or effect on others or outcomes.

Polynomial Scale

A mathematical scale used for measurement that involves variables raised to various powers; commonly used in algebra to solve equations and represent data.

Intercoder Reliability

A measure of the extent to which different observers or analysts consistently apply a coding scheme to assess qualitative data.