Find the Mean for the Given Sample Data $$\begin{array} { l l l l l l l l l l l l } 1 & - 10 & 1 & - 9 & 17 & - 5 & 12 & 0 & 16 & - 4 & 18 & 7\end{array}$$

question 121

Multiple Choice

Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values.
-Listed below are the amounts of weight change (in pounds) for 12 women during their first year of work after graduating from college. Positive values correspond to women who gained weight and negative values correspond to women who lost weight. What is the mean weight change?
$$\begin{array} { l l l l l l l l l l l l } 1 & - 10 & 1 & - 9 & 17 & - 5 & 12 & 0 & 16 & - 4 & 18 & 7\end{array}$$

• A) 1 lb
• B) 4 lb
• C) 8.3 lb
• D) 3.7 lb

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Definitions:

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.

Conventional Antipsychotics

A class of medications used to treat symptoms of psychosis, such as hallucinations and delusions, primarily by blocking dopamine receptors.

Cognitive Restructuring

A therapeutic process aimed at identifying and changing irrational or maladaptive thoughts, beliefs, and attitudes.

Atypical Antipsychotics

A class of medications used to treat psychiatric conditions, known for having fewer extrapyramidal side effects than older antipsychotic drugs.