Refer to the Buena School District bus data. a. Conduct a test of hypothesis to reveal
Chapter 0, Problem 51(choose chapter or problem)
Refer to the Buena School District bus data.
a. Conduct a test of hypothesis to reveal whether the mean maintenance cost is equal for each of the bus producers. Use the .01 significance level.
b. Conduct a test of hypothesis to determine whether the mean miles traveled is equal for each make of bus. Use the .05 significance level.
c. Develop a 95 percent confidence interval for the disparity in the average maintenance cost between buses made by Bluebird and Thompson
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