Misha Is Comparing Different Types of Typing Instruction

question 32

Multiple Choice

Misha is comparing different types of typing instruction. In one group, he used a classroom-based instructional method, and for the other group, he used a computer-based training program. After a six-week treatment, he assessed differences in their typing ability. Of the following, which is the appropriate test of significance for Misha to use assuming random assignment and no pretreatment differences?

• A) The t test for independent samples
• B) The t test for nonindependent samples
• C) Analysis of difference scores
• D) ANOVA

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