Frankie Has Data from a Sample of 45 People Analyzing $\Sigma X^{2}$

question 31

Essay

Frankie has data from a sample of 45 people analyzing their knowledge about cholesterol.He has calculated = 600 and $\Sigma X^{2}$
$(\Sigma X)$ = 90.Calculate the sample standard deviation for these data.

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Definitions:

Clinical Psychiatry

The branch of medicine focused on the diagnosis, treatment, and prevention of mental, emotional, and behavioral disorders.

Kraepelin

Emil Kraepelin, a pioneering German psychiatrist known for his contributions to the classification of mental disorders and the foundation of modern psychiatry.

Classify Mental Illnesses

The process of categorizing mental disorders based on specific criteria and symptoms, used for diagnosis and treatment planning.

Cabanis

Likely refers to Pierre Jean Georges Cabanis, an 18th-century French physiologist and philosopher known for his work in medicine and psychology.