
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).
There should be 24 turtles
Answer:
Part b would be 4 and c would be 5 and d would be 19
Step-by-step explanation:
So yea do those
Answer:
80 / 60 = 1.3 approximately
Step-by-step explanation:
Well, ....... X=57/2 or 28.5 but not are equivalent