Mathematics
Mathematics, 01.03.2020 01:54, smmailloux4966

ACT mathematics score for a particular year are normally distributed with a mean of 27 and a standard deviation of 2 points.

Part A: What is the probability that a randomly selected score is greater than 29 points?

Part B: What percentage of students scores are between 31 and 23?

Part C: A student who scores 31 is in the _ percentile.

I have to solve using the empirical rule

Can somebody help me please? These are really complicated


ACT mathematics score for a particular year are normally distributed with a mean of 27 and a standar

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:00, ReeseMoffitt8032
In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?
Answers: 1
image
Mathematics, 21.06.2019 19:00, Hazy095
What term makes it inconsistent y=2x - 4
Answers: 1
image
Mathematics, 21.06.2019 19:30, cody4976
Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?
Answers: 1
image
Mathematics, 21.06.2019 20:00, piyonax
What is the total area of the figure?
Answers: 1
Do you know the correct answer?
ACT mathematics score for a particular year are normally distributed with a mean of 27 and a standar...

Questions in other subjects:

Konu
Mathematics, 12.04.2021 19:20
Konu
Mathematics, 12.04.2021 19:20
Konu
Biology, 12.04.2021 19:20