, 03.12.2019 03:10 viktoria1198zz

# According to a​ survey, 67​% of murders committed last year were cleared by arrest or exceptional means. fifty murders committed last year are randomly​ selected, and the number cleared by arrest or exceptional means is recorded. a) find the probability that exactly 41 murders were cleared. b)the probability that between 36 and 38 of the murders, inclusive were cleared is? c) would it be unusual if fewer than 20 of the murders were cleared? why or why not?

Answers: 3

### Another question on Mathematics

Mathematics, 04.02.2019 21:14
Let w=23 . what is the value of w + 45 ?
Answers: 2
Mathematics, 03.02.2019 05:34
Which expression is equivalent to -5(3x - 6/7)
Answers: 1
Mathematics, 03.02.2019 04:47
Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?
Answers: 2
Mathematics, 02.02.2019 02:27
Solve for x and select the correct answer
Answers: 1
You know the right answer?
According to a​ survey, 67​% of murders committed last year were cleared by arrest or exceptional me...
Questions
Social Studies, 18.11.2016 02:12
Mathematics, 10.02.2015 12:17
Questions on the website: 6616171