7.2 MARK CORRECT ANSWER WITH AN X

1. The list is presented: 3/2, 0.85, 0.25, 0.003, 0.99 and 1.00. The value of the list that cannot consider a probability is:

3/2___

1.00___

0.99___

0.25___

2. Determine which of the following probabilities for the three (3) outcomes of an experiment are valid

P(E1) = 0.10, P(E2) = 0.33, P(E3) = 0.47____

P(E1) = 0.32, P(E2) = 0.25, P(E3) = 0.43____

P(E1) = 0.32, P(E2) = 0.25, P(E3) = 0.40____

P(E1) = 0.10, P(E2) = 0.35, P(E3) = 0.40_____

3. Determine the probability that an odd number will be rolled when you roll a die.

___

1/3___

5/6___

3/5___

4. Determine the probability that a number greater than three (3) will be rolled when rolling a die.

1/6___

1/3___

____

4/6___

5. If you have 10 red balls, 11 green balls, 25 yellow balls, and 14 blue balls in an urn, what is the probability that you will draw a green ball?

13/60____ 5/30____ 1/6____11/60____

6. If you want to select a group of athletes, you use:

Permutations___

Combinations___

7. The value of combination C (5) Is______.

3

100___

10___

20___

12___

8. The value of the permutation P (9/8) is__

112,100___

0 ____

362,880____

1___

Exercise #9

For the following probability distribution, find the value of P (3

x f(x)

0 0.34

1 0.17

2 0.21

3 ?

0.38_____

0.21____

0.28_____

0.34_____

Exercise #10

Using the following probability distribution, find the mean;

x f(x)

3 0.10

4 0.22

5 0.58

6 0.10

4.68____

4.14____

4.56___

4.93___