Tuesday
July 22, 2014

Homework Help: probabilities

Posted by pete on Monday, October 3, 2011 at 3:06pm.

The proportion of red marbels in a large jar of red and black marbels is 0.4 and the percentage of damaged red and black marbels is 0.7.
What is the probability of selecting randomly a black and damaged marbel?

If you randomly select three marbels, what is the probability of selecting a red OR a black marbel?

If you select five at random what is the probability of selecting at least one of each color?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

4th grade - box A has 3 red marbels, and 2 yellow marbels. box B has 2 red ...
3rd - to the nearest ten, a jar contains 60 marbels. What is the least number os...
math - Three boxes, labeled A,.B. C, contain 1 red and 2 black balls, 2 red and ...
statistics - The red face cards and the black cards numbered 2-9 are put into a ...
probability - a bag contains red and blue marbles. with 10% more blue marbles ...
Science - In a particular breed of cattle, a black coat is dominant over a red ...
Biology - In poultry, black color is due to a dominant factor (B). The recessive...
MATH CHECK! - There are 20 red beans in the jar 10 fewer white than yellow half ...
Biology - The observed distribution of offspring was: black-red 1,070; black-...
math - Color Number of Marbles Blue 4 Black 2 Red 5 Orange 4 Green 5 Rachel has ...

Search
Members