A Student Researcher Finds a Pearson's R of

question 18

Multiple Choice

A student researcher finds a Pearson's r of +.75 for a sample of 240 people. Even without doing a formal null hypothesis test, what can you tell her about her result?

• A) The result was probably due to chance.
• B) The result is statistically significant.
• C) The null hypothesis is true.
• D) She made a mistake in computing Pearson's r.

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Definitions:

Average Operating Assets

The average value of assets used in the production or operation of a company over a specific period.

Sales

The total amount of revenue generated by the sale of goods or services.

Unit Variable Cost

The variable cost incurred to produce one unit of a product, including materials, labor, and variable overhead.