Suppose That a Sample of N = 12 Pairs of X

question 17

Essay

Suppose that a sample of n = 12 pairs of X and Y scores has SS_Y = 90 and a Pearson correlation of r = +0.40.
a. What proportion of the variance for the Y scores is predicted by the regression equation?
b. Does the regression equation predict a significant portion of the variance? Test with α = .05.

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Definitions:

Trial Period

A set duration during which a product, service, or employee is tested or evaluated before a final decision or purchase is made.

Staff Development

Organizational activities aimed at improving the knowledge, skills, and competencies of staff members to enhance their performance and personal growth.

Training

The process of teaching or learning a particular skill or type of behavior through practice and instruction over a period of time.

Measurable Goals

Objectives that can be quantified or assessed, allowing for clear tracking of progress.