The Partial Mega Stat Output Below Is Regression Analysis of the Relationship

question 42

Multiple Choice

The partial Mega Stat output below is regression analysis of the relationship between annual payroll and number of wins in a season for 28 teams in professional sports. The purpose of the analysis is to predict the number of wins when given an annual payroll in $millions. Although technically not a sample, the baseball data below will be treated as a convenience sample of all major league professional sports. Refer to the printout above. How many independent variables?

• A) 1
• B) 2
• C) 9
• D) 10
• E) 11

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Definitions:

Between

Used to describe a relationship or comparison involving two or more variables or groups.

Z-scores

A measure of how many standard deviations an element is from the mean. It is used in statistics to identify how unusual or typical a data point is.

Standard Normal Distribution

A normal distribution with a mean of zero and a standard deviation of one, used as a basis for comparing other normal distributions.

Less Than

A mathematical relation indicating that one quantity is smaller than another.