Mathematics, 02.03.2020 18:14 delvin7698
A chemical supply company ships a certain sol- vent in 10-gallon drums. Let X represent the num- ber of drums ordered by a randomly chosen cus- tomer. Assume X has the following probability mass function:x 0 1 2 3 4p(x) 0.4 0.2 0.2 0.1 0.1(a) Find the mean number of drums ordered.(b) Find the variance of the number of drums ordered.(c) Find the standard deviation of the number of drums ordered.(d) Let Y be the number of gallons ordered. Find the probability mass function of Y(e) Find the mean number of gallons ordered.
Answers: 1
Mathematics, 21.06.2019 16:00
Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry
Answers: 3
Mathematics, 21.06.2019 16:40
Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)
Answers: 2
Mathematics, 21.06.2019 18:00
Carmen begins her next painting on a rectangular canvas that is 82.7 cm long and has a area of 8,137.68 cm2. will the painting fit in a frame with an opening that is 82.7 cm long and 95 cm wide? explain
Answers: 3
Mathematics, 21.06.2019 20:00
The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false
Answers: 1
A chemical supply company ships a certain sol- vent in 10-gallon drums. Let X represent the num- ber...
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