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?
Answers: 2
Mathematics, 21.06.2019 19:00
In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
Mathematics, 21.06.2019 23:00
Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1
Answers: 2
Mathematics, 22.06.2019 01:00
Michael split a rope that was 28 inches long into 5 equal parts. brenden split a rope that was 30 inches long into 6 equal parts. which boy's rope was cut into longer pieces?
Answers: 1
1. Suppose, as is roughly true, the amount of money U. S. smokers spend on cigarettes each year is d...
Chemistry, 13.07.2019 08:20
Mathematics, 13.07.2019 08:20
Mathematics, 13.07.2019 08:20
Mathematics, 13.07.2019 08:20
Mathematics, 13.07.2019 08:20
English, 13.07.2019 08:20
Mathematics, 13.07.2019 08:20