Using the Regression Formula with a Slope = 0

question 5

Multiple Choice

Using the regression formula with a slope = 0.704 and an intercept = 0.719,what would the predicted college GPA be for a student whose current high school GPA = 2.2?

• A)2.69
• B)2.97
• C)3.00
• D)2.27

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Definitions:

Wilcoxon Rank Sum Test

A nonparametric statistical hypothesis test used for comparing two independent samples to assess whether their population mean ranks differ.

Un-standardized Test Statistic

An un-standardized test statistic measures the degree of deviation from the null hypothesis without adjusting for scale or variability in the data.

Standardized Test Statistic

A value calculated from sample data that is used to assess the viability of a null hypothesis in the context of a significance test.

Nonparametric Procedures

Nonparametric procedures are statistical methods that do not assume a specific distribution for the data, often used when the data doesn't meet the assumptions required for parametric tests.