Mathematics, 18.10.2019 07:00, def88

# If 2 political opinion surveys of about 3000 people each give results as 45% will vote no the other 50% will vote no，and there stated estimated errors are each ＋/－3%， can they be said to agree with each other? support your answer.

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, 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, blondieb1722

Only 21-32 of the questions not the other questions

Answers: 1

If 2 political opinion surveys of about 3000 people each give results as 45% will vote no the other...

Health, 30.09.2019 20:30

Mathematics, 30.09.2019 20:30

Spanish, 30.09.2019 20:30

History, 30.09.2019 20:30