Mathematics, 01.07.2019 06:00 didraga777
Perform the indicated goodness-of-fit test. among the four northwestern states, washington has 51% of the total population, oregon has 30%, idaho has 11%, and montana has 8%. a market researcher selects a sample of 1000 subjects, with 450 in washington, 340 in oregon, 150 in idaho, and 60 in montana. at the 0.05 significance level, test the claim that the sample of 1000 subjects has a distribution that is consistent with the distribution of state populations. select the correct conclusion about the null hypothesis. reject the null hypothesis. there is not sufficient evidence to warrant rejection of the claim that the distribution of the sample is consistent with the distribution of the state populations. fail to reject the null hypothesis. there is not sufficient evidence to warrant rejection of the claim that the distribution of the sample is consistent with the distribution of the state populations. reject the null hypothesis. there is sufficient evidence to warrant rejection of the claim that the distribution of the sample is consistent with the distribution of the state populations. fail to reject the null hypothesis. there is sufficient evidence to warrant rejection of the claim that the distribution of the sample is consistent with the distribution of the state populations.
Answers: 1
Mathematics, 21.06.2019 15:00
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
Answers: 3
Perform the indicated goodness-of-fit test. among the four northwestern states, washington has 51% o...
Computers and Technology, 28.11.2019 23:31