Steel Tires company claims that their tires have a mean tread life of at least 45000 miles. _ Suppose the test was completed and the results were: n= 36, X = 43000, s=3000. State the null and alternative hypotheses. State the decision rule if the hypotheses to be tested at 2% significance level (α = 0.02)?
Steel Tires company claims that their tires have a mean tread life of at least 45000 miles. _ Suppose the test was completed and the results were: n= 36, X = 43000, s=3000. State the null and alternative hypotheses. State the decision rule if the hypotheses to be tested at 2% significance level (α = 0.02)?
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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1. Steel Tires company claims that their tires have a
45000 miles. _
Suppose the test was completed and the results were: n= 36, X = 43000, s=3000.
State the null and alternative hypotheses. State the decision rule if the hypotheses
to be tested at 2% significance level (α = 0.02)?
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