Statement of a problem № m40639


An education publication claims that the mean expenditure per student in public elementary and secondary schools is more than $12,000. You want to test this claim. You randomly select 16 school districts and find the average expenditure per student. The results are listed below. At α = 0.01, can you support the publication’s claim? (a) Identify the claim and state H0 and Ha, (b) Use technology to find the P-value, (c) Decide whether to reject or fail to reject the null hypothesis, (d) Interpret the decision in the context of the original claim. Assume the population is normally distributed.

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