Question #2000980: Z-test: Testing hypotheses

Question: Children’s playground equipment manufacturer read in survey that 55% of all US playground injuries occur on the monkey bars. The manufacturer wishes to investigate playground injuries in 4 different parts of the country to determine if proportions of accidents on the monkey bars are equal. Results are shown here. At a=.05, test the claim that the proportions are equal. Use the P-value method.

Solution: The solution consists of 267 words (2 pages)
Deliverables: Word Document

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