With Regard to Bias in Prediction,the Empirical Evidence Reflects __________

question 23

Multiple Choice

With regard to bias in prediction,the empirical evidence reflects __________ to support contentions of differential or single-group validity.

• A)no strong evidence
• B)strong evidence
• C)zero evidence

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Definitions:

Wilcoxon Signed Rank

The Wilcoxon Signed Rank Test is a non-parametric statistical test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess differences in their population mean ranks.

Normally Distributed

Describes a statistical distribution that is symmetric around the mean, showing that data near the mean are more frequent in occurrence.

F-distribution

A probability distribution used in analysis of variance (ANOVA), depicting ratios of variances to assess the significance of group differences.

Kruskal-Wallis Test

A nonparametric method for testing whether samples originate from the same distribution, used when the assumptions of the ANOVA are not met.