A Professor Believes the Variability in Time to Complete Tests $$\begin{array} { l l l l l } 25 & 45 & 50 & 32 & 38 \\41 & 41 & 48 & 30 & 40 \\39 & 49 & 46 & 44 & 36\end{array}$$

question 71

Essay

A professor believes the variability in time to complete tests has increased. In the past, the variance in minutes to complete a particular test was 25. The time it takes to complete a test was recorded for a sample of 15 students. The results follow. $$\begin{array} { l l l l l } 25 & 45 & 50 & 32 & 38 \\41 & 41 & 48 & 30 & 40 \\39 & 49 & 46 & 44 & 36\end{array}$$ Use Excel to determine if the variance in times has increased. Use a .02 level of significance.

Distinguish between various personality disorders using symptomatology.

Discuss the efficacy of psychotherapy and medication in the treatment of personality disorders.

Comprehend the alternative DSM-5 model for diagnosing personality disorders.

Understand the relevance and application of cognitive-behavioral approaches in treating schizotypal personality disorder.

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Definitions:

Statement of Stockholders' Equity

A financial statement showing the changes in the equity section of the balance sheet during a certain period, including shares issued, dividends paid, and earnings.

Income Statement

A financial document detailing a company's revenues, expenses, and net income over a specific period, illustrating its profitability.

Liabilities

Liabilities are the financial obligations of a company, including debts and other amounts owed to creditors, which must be settled over time.

Stockholders' Equity

Stockholders' equity represents the residual interest in the assets of a corporation after deducting liabilities, essentially what is owned by the company's shareholders.