A Trading Magazine Wants to Determine the Number of Hours

question 119

Multiple Choice

A trading magazine wants to determine the number of hours stockbrokers work each week. In particular, the trading magazine wants to determine if the median number of hours worked per week differs from 100 hours. The magazine samples 18 traders. For the Wilcoxon signed-rank test, the value of the test statistic is T = T⁺ = 153. Using the critical value approach and α = 0.01, the appropriate conclusion is ________.

• A) to reject the null hypothesis; we cannot conclude the median number of hours worked per week differs from 100
• B) do not reject the null hypothesis; we can conclude the median number of hours worked per week differs from 100
• C) do not reject the null hypothesis; we cannot conclude the median number of hours worked per week differs from 100
• D) to reject the null hypothesis; we can conclude the median number of hours worked per week differs from 100

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Definitions:

Fixed Price

A pricing strategy where the cost of a good, service, or contract does not change, regardless of variations in market conditions or production costs.

Asset

Any resource owned or controlled by a business or an individual that is expected to produce positive economic value.

Equity

represents the value of an ownership interest in a company, measured as the difference between assets and liabilities; it reflects what shareholders would theoretically receive if all assets were liquidated and debts repaid.

Leveraged Firm

A company that utilizes borrowed money or debt to finance its operations and expansion, potentially increasing its returns or losses.