Mathematics, 05.01.2022 09:40, heavyhearttim
The duration of audio content on audio CDs is found to follow a normal distribution, with a mean of 82.1 minutes and a standard deviation of 6.5 minutes. If the company distributes 5.5 million CDs in one year, what is the approximate number of CDs that have content lasting less than 70 minutes?
A) 0.17 million
B) 0.45 million
C) I.7 million
D) 2.3 million
Answers: 2
Mathematics, 21.06.2019 15:00, tejasheree
Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.
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Mathematics, 21.06.2019 22:30, sipstick9411
Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?
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Mathematics, 22.06.2019 05:30, miko96
Afootball is passed through the air and caught at ground level for a touchdown. the height of the ball (h) is given by h= -d² + 12d + 6, where d is the distance in feet the ball travels horizontally. how far from the player passing the ball will the ball be caught? 40 points! will mark brainliest!
Answers: 1
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