subject
Mathematics, 20.09.2020 18:01 destanybrunson

Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 14. Use the empirical rule to determine the following. (a) What percentage of people has an IQ score between 86 and 114? (b) What percentage of people has an IQ score less than 72 or greater than 128? (c) What percentage of people has an IQ score greater than 142?

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 13:00, vlactawhalm29
Remmi wrote the equation of the line y=⅓(x+2) he solved for x and got x=3y-2 which of the following is an equivalent equation for x? a. x=y-11/3 b. x=y+7/3 c. x=3(y-⅔) d. x=3(y+⅔)
Answers: 1
image
Mathematics, 21.06.2019 16:30, kenken2583
Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7
Answers: 2
image
Mathematics, 21.06.2019 19:30, woodfordmaliky
Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement
Answers: 1
image
Mathematics, 22.06.2019 01:00, aatharris21
Azul has 4 green picks and no orange picks. you add orange picks so that there are 2 orange picks for every 1 green pick. how many picks are there now.
Answers: 1
You know the right answer?
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of...

Questions in other subjects: