The median number of part-time employees at fast-food restaurants in a particular city was known to be 16 last year. City officials think the use of part-time employees may be increasing. A sample of eleven fast-food restaurants showed that nine restaurants were employing more than 16 part-time employees, one restaurant was employing exactly 16 part-time employees, and one restaurant was employing fewer than 16 part-time employees. Can it be concluded that the median number of part-time employees has increased? Test using
?? = 0.05.
State the null and alternative hypotheses.
H0: Median > 16
Ha: Median = 16H0: Median = 16
Ha: Median < 16 H0: Median = 16
Ha: Median > 16H0: Median = 16
Ha: Median ? 16H0: Median ? 16
Ha: Median = 16
Find the number of plus signs.
plus signs
Find the p-value. (Round your answer to four decimal places.)
p-value =
State your conclusion.
Do not reject H0. The population median is greater than 16.Do not reject H0. The population median is less than or equal to 16. Reject H0. The population median is less than or equal to 16.Reject H0. The population median is greater than 16
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