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A random sample of 791 subjects was asked to identify the day of the week that i

ID: 3247623 • Letter: A

Question

A random sample of 791 subjects was asked to identify the day of the week that is best for quality family lime Consider the claim that the days of the week are selected with a uniform distribution so that at days have the same chance of being selected. The table below shows goodness-of-fit test results from the claim and data from the study. Test that claim. Determine the null and alternative hypotheses. H_0: H_1: Identify the test statistic. chi^2 = Identify the critical value. chi^2 = State the conclusion. H_0: There sufficient evidence to warrant rejection of the claim that the days of the week are selected with a uniform distribution. It that all days have the same chance of being selected.

Explanation / Answer

H0: the days of the week are selected with a uniform distribution
i.e. all days have the same chance of being selected
H1: the days of the week are not selected with a uniform distribution
i.e. all days have not the same chance of being selected

Test Statistic
chisquare = 2873.635

Critical value
Chsiquare = 12.592

Reject H0. There is sufficient evidence to warrant rejection of the claim that the days of the week are selected with a uniform distribution.
It is not that all days have the same chance of being selected

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