subject
Mathematics, 21.03.2021 22:20 blair23

Suppose that the average trip time from Oak Park to UIC on the Blue line is 23 minutes and that the standard deviation of the population is 16 minutes (sigma=16). We are interested to know whether the average trip time on Thursdays is shorter. We study a sample of 25 trips on Thursdays and the average is 21.5 minutes.


Suppose that the average trip time from Oak Park to UIC on the Blue line is 23

minutes and that t

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
What is the solution to the inequality? 6x−5> −29, a x> −4 bx> 4 cx< 4 dx< −4
Answers: 2
question
Mathematics, 21.06.2019 16:30
The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?
Answers: 3
question
Mathematics, 21.06.2019 19:20
Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1
Answers: 1
question
Mathematics, 21.06.2019 19:30
Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)
Answers: 2
You know the right answer?
Suppose that the average trip time from Oak Park to UIC on the Blue line is 23 minutes and that the...
Questions
question
English, 05.05.2020 04:48
question
Mathematics, 05.05.2020 04:48
question
Mathematics, 05.05.2020 04:48
question
Computers and Technology, 05.05.2020 04:48
question
Mathematics, 05.05.2020 04:48
question
History, 05.05.2020 04:49
question
English, 05.05.2020 04:49
Questions on the website: 13722367