Glamour Magazine Survey Glamour magazine sponsored a survey of 2500 prospective brides and found that 60% of them spent less than $750 on their wedding gown. Use a 0.01 significance level to test the claim that less than 62% of brides spend less than $750 on their wedding gown. How are the results affected if it is learned that the responses were obtained from magazine readers who decided to respond to the survey through an Internet Web site? Please answer D, E, F, G, H, I
For each hypothesis test you complete, please answer questions (a)
through (i) listed below.
(a) What conditions should you check first before you con-
duct the hypothesis test?
(b) Write the null and alternative hypotheses.
(c) What type of test are you doing: right-tailed, left-tailed
or two-tailed?
(d) What formula should be used for the test statistic?
(e) What number is the test statistic equal to?
(f) Sketch a graph of the p-value
(g) What p-value do you obtain? Round to the ten-thousandths.
(h) Do you reject the null hypothesis or fail to reject the
null hypothesis? Explain.
(i) Please write a conclusion sentence, in the context of the
problem, that explains to a lay person the result of the hypothesis
test.
5. Glamour Magazine Survey Glamour magazine sponsored
a survey of 2500 prospective brides and found that 60% of them spent
less than $750 on their wedding gown. Use a 0.01 significance level
to test the claim that less than 62% of brides spend less than $750
on their wedding gown. How are the results affected if it is learned
that the responses were obtained from magazine readers who decided
to respond to the survey through an Internet Web site?
Please answer D, E, F, G, H, I
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