Mathematics
Mathematics, 22.05.2021 23:40, breahk12

The time spent by a teacher on schoolwork during the weekend is normally distributed with a mean of 6 hours and a standard deviation of 1.2 hours. a) What amount of time do the bottom 20% of teachers work?
b) What amount of time do the top 20% of teachers work?
c) What amount of time do the middle 40% of teachers work?

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 18:30, trinidydavis
Which expression is not a polynomial?
Answers: 2
image
Mathematics, 21.06.2019 21:00, edandjill24
Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
Answers: 1
image
Mathematics, 21.06.2019 23:40, christinasmith9633
30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.
Answers: 1
image
Mathematics, 22.06.2019 01:00, destinywashere101
A+b= 17, ab=70, find the value of |a-b|
Answers: 3
Do you know the correct answer?
The time spent by a teacher on schoolwork during the weekend is normally distributed with a mean of...

Questions in other subjects: