State the conclusions of the experiment in words.
Answer to relevant QuestionsShow that for a = 2 the F test of a one- way analysis of variance is equivalent to the t test of Section 13.3 with d = 0 and the alternative hypothesis µ1 – µ2 ≠ 0. A random sample of size n = 2 is taken to test whether a normal population has the mean µ = 0. (a) If the observed sample values are x1 and x2 with x1 > x2 > 0, show that the statistic for the one-sample t-test can be ...The following are the amounts of time, in minutes, that it took a random sample of 20 technicians to perform a certain task: 18.1, 20.3, 18.3, 15.6, 22.5, 16.8, 17.6, 16.9, 18.2, 17.0, 19.3, 16.5, 19.5, 18.6, 20.0, 18.8, ...The following are figures on the numbers of burglaries committed in a city in random samples of six days in the spring and six days in the fall: Use the U test at the 0.01 level of significance to test the claim that on the ...The following arrangement indicates whether 60 consecutive cars that went by the toll booth of a bridge had local plates, L, or out- of- state plates, O: L L O L L L L O O L L L L O L O O L L L L O L O O L L L L L O L L L O ...
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