Mathematics, 06.12.2021 19:40, nayelimoormann

Assume that students a certain high school have their final scores that are normally distributed with a mean of 120 and a standard deviation of 20

(a) If 1 final score is randomly selected, find the probability that it is less than 153

(b) If 1 final score is randomly selected, find the probability that it is greater than 165

(c)If 4 final scores are randomly selected find the probability that it is greater than 165

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, milkshakegrande101

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

Answers: 1

continue

Mathematics, 21.06.2019 19:30, gwendallinesikes

Use multiples to write two fractions equivalent to 7/9. 14/18, 8/10 6/8, 21/27 10/12, 28/36 14/18, 21/27

Answers: 1

continue

Mathematics, 22.06.2019 01:30, isabelgalvarado2838

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

Answers: 2

continue

Mathematics, 22.06.2019 04:20, jessiejohnsonjr123

Michael gose to a theme park and rides two different roller coasters that both begin on a raised platform his height while on the first roller coaster measured in feet from the platform height can be modeled by the following graph where t is the number of seconds since the ride began

Answers: 2

continue

Do you know the correct answer?

Assume that students a certain high school have their final scores that are normally distributed w...