A Doctor Claims That the Standard Deviation of Systolic Blood $12 \mathrm { mmHg }$

question 163

Multiple Choice

A doctor claims that the standard deviation of systolic blood pressure is $12 \mathrm { mmHg }$ . A random sample of 24 patients found a standard deviation of $14 \mathrm { mmHg }$ . Assume the variable is normally distributed. At $\alpha = 0.01$ , what are the critical $\chi ^ { 2 }$ values?

• A) 13.091 and 35.172
• B) 13.848 and 36.415
• C) 11.524 and 44.314
• D) 9.262 and 44.181

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Definitions:

Continuous Process

Describes an operation or procedure that operates without interruption, typically in a manufacturing or production context.

Sequence Of Stages

A series of steps or phases that occur in a particular order as part of a process or development.

Learning And Experience

The process through which new skills, knowledge, behaviors, and attitudes are acquired, often influenced by past interactions and activities.

Stability And Change

Concepts referring to the persistence of certain characteristics or conditions over time and the evolution or modification of others.