An Analysis of Variance (ANOVA)differs from a Test for Independent

question 24

Multiple Choice

An analysis of variance (ANOVA) differs from a test for independent means (t test) in that an ANOVA:

• A)is usually used to compare the means of two groups but a t test is used to compare three groups
• B)is used to compare the means of three or more groups whereas a t test is used to compare two groups
• C)is conducted before the experiment whereas a t test is conducted after the experiment
• D)figures variances as part of the analysis whereas a t test does not figure variances

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Definitions:

Even Integers

Whole numbers that are exactly divisible by 2, with no remainder.

Real Number Line

A line that graphically represents all real numbers, including integers, fractions, and irrational numbers.

Real Number

Any number that can be found on the number line including both rational and irrational numbers.

Opposite Number

The number that, when added to a given number, results in zero; also known as the additive inverse.