Mathematics, 08.12.2019 09:31 babyshazi
The scores on a particular exam are normally distributed with a mean of 75 points out of 100 points, and a standard deviation of 7 points.
(a) what percentage of the scores fall between 68 and 82 points?
(b) what percentage of the scores fall between 54 and 96 points?
you!
Answers: 2
Mathematics, 21.06.2019 13:00
Adice is rolled 5 times. how many possible rolls are there? ( determine the number of outcomes using only the fundamental counting principal )
Answers: 1
Mathematics, 21.06.2019 17:00
Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
Answers: 1
Mathematics, 21.06.2019 18:40
Which of the following represents the range of the graph of f(x) below
Answers: 1
Mathematics, 21.06.2019 19:30
Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . whatβs the place of this number?
Answers: 3
The scores on a particular exam are normally distributed with a mean of 75 points out of 100 points,...
Mathematics, 26.02.2021 02:40
Physics, 26.02.2021 02:40
Social Studies, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Mathematics, 26.02.2021 02:40
Biology, 26.02.2021 02:40
English, 26.02.2021 02:40