subject
Mathematics, 03.05.2021 06:00 FailingstudentXD

Jeremiah wants to estimate the mean age of students at his large university. He'll sample n students and make a 95%, percent confidence interval for the mean age. He is willing to use σ=3 years as an estimate of the standard deviation, and he wants the margin of error to be no more than 1 year. Which of these is the smallest approximate sample size required to obtain the desired margin of error?

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:30, wolfygamer14
The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7
Answers: 1
image
Mathematics, 21.06.2019 17:40, samvgesite
Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9
Answers: 3
image
Mathematics, 21.06.2019 21:50, Animallover100
What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?
Answers: 3
image
Mathematics, 21.06.2019 22:20, noriega16
Factor and solve to find roots x squared -x - 90 =0
Answers: 1
You know the right answer?
Jeremiah wants to estimate the mean age of students at his large university. He'll sample n students...

Questions in other subjects: