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Please help with the following problems.

1. Whether the appropriate analysis would be a one or two tailed test
2. A type I and type II error given the context of the hypothesis.

The Hypothesis
A. Cognitive behavior therapy (CBT) will be better than supportive therapy in reducing children's anxiety at posttreatment.

B. Girls and boy will evidence different levels of anxiety at pretreatment.

C. CBT will work better for Latino children than for African-American children.

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Solution Summary

This solution helps with statistics. For various hypotheses, it discusses whether the appropriate analysis would be a one or two tailed test, and gives examples of a type I and Type II error given the context of the hypothesis.

Solution Preview

A. Cognitive behavior therapy (CBT) will be better than supportive therapy in reducing childrens' anxiety at posttreatment.

Answer: this is one-sided test due to the word "better" (better means a one direction hypothesis)
Ho in this question: Cognitive behavior therapy (CBT) will be the same as supportive therapy in reducing childrens' anxiety at posttreatment.
Ha in this question: Cognitive ...

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