Mathematics, 24.05.2021 15:50, marciamwilliamp31fz6

Select the correct answer from each drop-down menu. The average time taken to complete a test follows normal probability distribution with a mean of 70 minutes and a standard deviation of 25 minutes. The probability of a randomly selected student completing the test in 45 minutes or less is approximately equal to %. The probability of a randomly selected student completing the test in 95 minutes is %.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:30, onlymyworld27

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Answers: 2

continue

Mathematics, 21.06.2019 17:30, yurimontoya759

Which of the following is true about the graph of f(x)=7^x. select all that apply. a= it intercepts the x axis b=it intercepts both axis c=it intercepts neither d=it intercepts the y axis

Answers: 1

continue

Mathematics, 21.06.2019 18:30, JvGaming2001

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Answers: 2

continue

Mathematics, 21.06.2019 19:10, AshyCakes

Can some one me with these questions

Answers: 2

continue

Do you know the correct answer?

Select the correct answer from each drop-down menu. The average time taken to complete a test follow...