subject
Mathematics, 20.11.2020 04:30 onlymyworld27

1. Suppose, as is roughly true, the amount of money U. S. smokers spend on cigarettes each year is distributed normally with a mean (µ) of $1,250 and a standard deviation (σ) of $220.
(a) (5 pts.) What is the probability that a single randomly selected smoker in the U. S, spends more than $1,350
each year on cigarettes?

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:00, lulustar13
Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.
Answers: 1
image
Mathematics, 21.06.2019 17:30, kaykay9243
For which pair of functions is (gof)(a)=|a|-2?
Answers: 1
image
Mathematics, 21.06.2019 17:30, mem8163
What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?
Answers: 2
image
Mathematics, 21.06.2019 21:30, paolacorazza
Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need
Answers: 3
You know the right answer?
1. Suppose, as is roughly true, the amount of money U. S. smokers spend on cigarettes each year is d...

Questions in other subjects:

Konu
Mathematics, 06.05.2020 02:44