_____ Provide an Estimate of How Often Experimental Results Could

question 147

Multiple Choice

_____ provide an estimate of how often experimental results could have occurred by chance alone.

• A)Coefficients of correlation
• B)Random selections
• C)Graphical statistics
• D)Tests of statistical significance

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Definitions:

Confidence Coefficient

The level of certainty, typically expressed as a percentage, associated with a confidence interval.

Null Hypothesis

A proposition in statistics that suggests no significant difference or effect exists between certain characteristics of a population.

Tukey-Kramer

A statistical test used to find differences between groups’ means while controlling for type I error.

Multiple Comparison Procedure

A statistical method used to evaluate differences among group means after an ANOVA, controlling for the error rate.