If a Data Set Has a Relationship That Is Best

question 124

Multiple Choice

If a data set has a relationship that is best described by a linear model, than the residual plot will

• A) none of these
• B) also have a linear pattern with a similar correlation.
• C) have no pattern with a correlation near 0.
• D) be an unknown shape.
• E) have a curved pattern, like a parabola.

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Definitions:

ANOVA

A statistical method (Analysis of Variance) used to compare means among three or more groups for significant differences.

Tukey's Multiple Comparison

Tukey's multiple comparison test is a statistical method used to find means that are significantly different from each other after performing an ANOVA, while controlling for Type I error across comparisons.

Fisher's LSD

A statistical method for testing the significant differences between means in a set of three or more sample groups.

Tukey's Multiple Comparison

A statistical test used to find the differences between means in a set of data, controlling the error rate when making several comparisons.