Mathematics, 12.11.2019 11:31, hala201490

# Suppose there are nine marbles in a jar. they are identical except in color. three are red, four are blue, and two are white. you are instructed to draw one

marble, note its color, and set it aside. then you are to draw out another marble, note its color and set it aside. draw a tree diagram showing all possible

outcomes for both drawings. write the probabilities on the branches and answer the following questions. reduce all fractions to lowest terms. no

decimals! (hint see page 180 of your book)

Answers: 1

Mathematics, 09.03.2020 13:49, cpalabamagirl2595

23) 84% of a contractor’s jobs involves electrical work. 75% of a contractor’s jobs involve plumbing work. Of the jobs that involve plumbing, 90% of the jobs also involves electrical work. Let E = jobs involving electrical work L = jobs involving plumbing work Suppose one of the contractor’s jobs is randomly selected. Using the sixth Excel worksheet, a) Find P(E). 0.84 b) Find P(L). 0.75 c) In words, what does E | L mean? d) Find P(E | L). e) Find P(E and L). f) Are E and L independent events? Why or why not? g) Find P(E or L). h) Are E and L mutually exclusive? Why or why not

Answers: 3

Mathematics, 09.03.2020 13:41, romedome15

The triangle shown below has an area of 12. find x

Answers: 1

Mathematics, 09.03.2020 13:41, donahueno1753

The mean and median of 100 observations are 50 and 52 respectively. The value of the largest observation is 100. It was later found that it is 110. Find the true mean and median.

Answers: 3

Mathematics, 26.09.2019 03:30, bskyeb14579

How much time will (4,10,14,16,18) workers take to do the job?

Answers: 1

Suppose there are nine marbles in a jar. they are identical except in color. three are red, four are...

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