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Business, 27.04.2021 05:30 Amyra2003

Question Before January semester 2017, Student's distance from home to a random university follows strictly a
normal distribution with mean of 15km and a variance of 5km.
a)Are the listed variables above a parameter or statistic?
b)in January semester 2017, the average travelling distance for 48 students fromhome to campus is 12.8km.
Can we conclude that these new students stayedmuch nearer compared to students from previous
semesters? Perform ahypothesis test at 9996 confidence.

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Answers: 2

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