subject
Mathematics, 25.03.2020 05:24 bobduncan15

I need help on this please


I need help on this please

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:00, kezin
The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?
Answers: 1
image
Mathematics, 21.06.2019 19:50, electrofy456
What is the result of the following division?
Answers: 1
image
Mathematics, 21.06.2019 20:50, brea2006
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
image
Mathematics, 22.06.2019 01:30, crookdamian21
The relative growth rate for a certain type of fungi is 60% per hour. a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture. what is the initial number of fungi in the culture?
Answers: 2
You know the right answer?
I need help on this please
...

Questions in other subjects:

Konu
Mathematics, 04.03.2020 01:17