Mathematics, 03.11.2021 02:00 tmrsavage02p7cj16

Shanzay completes her homework every day and it takes her on average 130 minutes with a standard deviation of 30 minutes. For 36 randomly chosen days, what is the probability that the mean time she will spend is more than 120 minutes and less than 140 minutes? Write your answer in percentage correct to two decimal places.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, pringleosmond

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Answers: 3

continue

Mathematics, 21.06.2019 17:00, guzmangisselle

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Answers: 2

continue

Mathematics, 21.06.2019 21:00, minasotpen1253

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day

Answers: 1

continue

Mathematics, 21.06.2019 22:00, gerardoblk5931

Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)

Answers: 1

continue

You know the right answer?

Shanzay completes her homework every day and it takes her on average 130 minutes with a standard dev...