Mathematics
Mathematics, 15.02.2020 21:43, coco09

Clarence wants to estimate the percentage of students who live more than three miles from the school. He wants to create a 98% confidence interval which has an error bound of at most 4%. How many students should be polled to create the confidence interval?
z0.10 z0.05 z0.025 z0.01 z0.005
1.282 1.645 1.960 2.326 2.576

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 19:30, ochoanene822
Which of the following transformations will always produce a congruent figure?
Answers: 2
image
Mathematics, 21.06.2019 19:40, marshallmattah
Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297
Answers: 1
image
Mathematics, 21.06.2019 21:30, Usman458
About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?
Answers: 1
image
Mathematics, 21.06.2019 22:00, Emorej22
Find the maximum value of p= 4x + 5y subject to the following constraints :
Answers: 3
Do you know the correct answer?
Clarence wants to estimate the percentage of students who live more than three miles from the school...

Questions in other subjects:

Konu
Mathematics, 17.03.2020 01:57
Konu
Mathematics, 17.03.2020 01:57