Question

Chucky grabbed 121212 items in the grocery store that each had a different price and had a mean cost of about \$7.41$7.41dollar sign, 7, point, 41. One of the items was an entire wheel of cheese that cost \$39.99$39.99dollar sign, 39, point, 99. [Show data]
\$1.29dollar sign, 1, point, 29
\$1.92dollar sign, 1, point, 92
\$3.19dollar sign, 3, point, 19
\$3.79dollar sign, 3, point, 79
\$3.99dollar sign, 3, point, 99
\$4.79dollar sign, 4, point, 79
\$5.19dollar sign, 5, point, 19
\$5.29dollar sign, 5, point, 29
\$5.49dollar sign, 5, point, 49
\$6.75dollar sign, 6, point, 75
\$7.19dollar sign, 7, point, 19
\$39.99dollar sign, 39, point, 99
Chucky then decided to put the wheel of cheese back and only buy the other 111111 items.
How will removing the wheel of cheese affect the mean and median?

Answer 1

Hyy Dude

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

Answer 2

Answer:

sorry

i don't know the answer