- Test the hypothesis that the average cost for a Japanese make is more than for a U.S. make where the U.S. data is entered into list L1 and the Japanese data is entered into list L2. What is the correct alternate hypothesis for this test
x ¯ 1 =11545 x ¯ 2 =12243
n 1 =50 n 2 =30
s 1 =1989 s 2 =184
2.conduct a test of hypothesis at the 5% significance level. Does the statistical evidence support the manufacturer's claim?
3.what is the p-value of the test? Round your answers to 4 decimal places.
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