Assume a normal curve and that the mean of the raw scores is 8, the standard deviation is 2.65, and the test-retest reliability is .84. If an individual who is in grade 5.6 received a score of 10, answer the following questions:
-Based on a person's Publisher Type Score (where the M = 80 and SD = 20), what range will this person's score likely fall within 68 percent of the time?
Definitions:
Predicted GPA
An estimation of a student's grade point average based on variables or predictors such as study habits, high school GPA, and standardized test scores.
Slope
A measure of the steepness or incline of a line, calculated as the ratio of the vertical change to the horizontal change between two points on the line.
Intercept
In linear regression, it is the expected value of the dependent variable when all independent variables are zero.
Predicted Income
An estimate of the amount of money that an individual or entity is expected to earn in the future.
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