Let Us Suppose We Are Predicting the Score on a Training

question 61

Multiple Choice

Let us suppose we are predicting the score on a training posttest from the number of years of education and the score on an aptitude test given before training. Here is the regression equation: Y = 25 + .5X₁ +10X₂,
Where X₁ = years of education and X₂ = aptitude test score.
Which of the following are true about this equation?

• A) The equation is a simple regression analysis
• B) The regression coefficient for aptitude test controls for years of education
• C) The equation is in standard score form
• D) For every unit change in X₁, there is a 10 unit change in Y

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Definitions:

SPSS Program

A comprehensive software package for statistical analysis and data management, widely used in social sciences research.

Crosstabs

Short for cross-tabulations, a statistical tool used to analyze the relationship between two or more categorical variables.

Categorical

Relating to data or variables that represent categories, allowing for data to be organized based on characteristics or qualities rather than numerical values.

Interval

Refers to a range of values between two points, often used in the context of measurements or time periods.