Mathematics, 18.07.2019 04:20, erykp17

Suppose μ1 and μ2 are true mean stopping distances at 50 mph for cars of a certain type equipped with two different types of braking systems. use the two-sample t test at significance level 0.01 to test h0: μ1 − μ2 = −10 versus ha: μ1 − μ2 < −10 for the following data: m = 6, x = 114.4, s1 = 5.08, n = 6, y = 129.2, and s2 = 5.32. calculate the test statistic and determine the p-value.

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Suppose μ1 and μ2 are true mean stopping distances at 50 mph for cars of a certain type equipped wit...