Question

Check my answer plz!

Answer 1

A bin contains 78 light bulbs of which 9 are defective. If 3 light bulbs are randomly selected from the bin with replacement, find the probability that all the bulbs selected are good ones. Round to the nearest thousandth if necessary.

0.002
0.692
0.885
0.721

Answer 2

I got D.

Answer 3

A bin contains 60 light bulbs of which 5 are defective. If 4 light bulbs are randomly selected from the bin with replacement, find the probability that all the bulbs selected are good ones. Round to the nearest thousandth if necessary.

A) 0.917
B) 0.706
C) 0.726
D) 0

B) 0.706

(55/60)4

http://www.easynotecards.com/notecard_set/18806

Answer 4

hmmm so u think its b?

Answer 5

open that link an search for #18

Answer 6

thats not even the right question

Answer 7

dont know that what i found;)

Answer 8

ok

Answer 9

did u try google it?

Answer 10

can u work it

Answer 11

To be honest I have about 19 more so I need someone to work them and show me how. So I can make a good grade!

Answer 12

OR just say the answers... but most ppl dont do that.

Answer 13

homeschool?