A Researcher Collects 25 Data Points That Yield a Mean

question 36

Multiple Choice

A researcher collects 25 data points that yield a mean of 8.164 and a standard deviation (based on N - 1) of 2.237.If the researcher is comparing the sample to a population mean of 9.2, what is the value of the test statistic?

• A) 0.447
• B) -1.036
• C) -2.316
• D) -2.339

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Definitions:

Psychological Disorder

A pattern of behavioral or psychological symptoms that impact multiple life areas and/or cause significant distress for the person experiencing them.

DSM-IV

The fourth version of the Diagnostic and Statistical Manual of Mental Disorders serves as a reference for identifying mental health conditions.

Axis V

Axis V refers to the Global Assessment of Functioning scale, historically used in psychiatric diagnoses to rate an individual's overall psychological, social, and occupational functioning.

Axis I

A classification in earlier versions of the Diagnostic and Statistical Manual of Mental Disorders (DSM) that includes clinical disorders and other conditions that may be a focus of clinical attention.