Mathematics, 10.01.2020 06:31 amanda2517
The director of student activities is concerned that she has not hired enough security for the sadie hawkins day dance, and wants to know approximately how many students will be attending. if more than 25% of the student body is planning on going to the dance, she will need to hire more security. she sends out a survey to 300 students, and out of the 285 who respond, 82 say they plan to attend.
on the basis of this survey, should the director of student activities hire more security? use appropriate statistical evidence to support your conclusion.
there were 15 people who didn't return their surveys. suppose they had.
is it possible that the student activities director's decision would have been different?
Answers: 3
Mathematics, 21.06.2019 22:30, carltonwashington23
Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?
Answers: 2
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