As a Project for a Psychology Course, a Student Correlated

question 373

Multiple Choice

As a project for a psychology course, a student correlated weight and intelligence scores for 250 students. The computed correlation coefficient was .00. What did the scatterplot look like?

• A) a random distribution of points
• B) a line with a positive slope
• C) a straight line from the lower left to the upper right-hand corner
• D) a straight line from the upper left to the lower right-hand corner

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Definitions:

Opportunity Cost

The detriment of neglecting the next optimal alternative during the process of making a decision.

Opportunity Cost

The benefit that is missed or given up when choosing one alternative over another.

Hour

A unit of time equal to 60 minutes.

Opportunity Cost

Skipping over the possibility of gain from multiple options by deciding on a single one.