Mathematics, 13.12.2019 18:31, nook4boo
Acarpet company advertises that it will deliver your carpet within 15 days of purchase. a sample of 49 past customers is taken. the average delivery time in the sample was 16.2 days. assume the population standard deviation is known to be 5.6 days.
a. state the null and alternative hypotheses.
b. using a critical value, test the null hypothesis at the 5% level of significance.
c. using a p-value, test the hypothesis at the 5% level of significance.
d. what type of error may have been committed for this hypothesis test
Answers: 2
Mathematics, 21.06.2019 15:20, lizziesuks
At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.
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Mathematics, 21.06.2019 16:30, cxttiemsp021
Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?
Answers: 1
Mathematics, 21.06.2019 23:00, spaigenicole
Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4
Answers: 1
Acarpet company advertises that it will deliver your carpet within 15 days of purchase. a sample of...
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