The T Distribution Is Similar to the Z Distribution in All

question 37

Multiple Choice

The t distribution is similar to the z distribution in all BUT ONE of the following characteristics. Which one is it?

• A) Continuous
• B) Symmetrical
• C) Bell-shaped
• D) t distribution's mean = 0 and standard deviation = 1
• E) None of the choices are correct

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Definitions:

Tukey's Multiple Comparison

A statistical method used to find the differences among group means in a set of data, while controlling for error rate.

F-Test

A statistical test used to compare two variances and determine if they are significantly different from each other.

ANOVA

Short for "Analysis of Variance," a statistical method used to compare the means of three or more samples to assess if at least one of the means is significantly different from the others.

Means Differ

A term indicating that there is a statistical difference between the averages of two or more groups.