Algebra 2 Unit 9 Quiz 2

2. Find the probability of success. Use a calculator if needed. A deck of 20 cards contains 4 aces. What is the probability of picking 4 aces in 4 tries? After each try, the card is put back, and the cards are reshuffled.

0.0016

15. Find the probability of success. Use a calculator if needed. What is the probability of getting 5 heads out of 15 tries, flipping a coin?

0.0916

1. Solve the problem for the compound events. A combination lock has 3 dials with 10 numbers per dial. How many possible combinations of numbers could be set to open the lock?

1,000

5. Solve the word problem. There are 8 red, 5 blue, and 2 green marbles in a hat. Without looking, what is the probability of picking a blue marble?

1/3

3. Solve the word problem. There are 8 red, 5 blue, and 2 green marbles in a hat. Without looking, you picked a blue marble. Without putting the blue marble back, what is the probability of picking a green marble?

1/7

10. Solve the factorial. Use a calculator if necessary. 5!

120

17. Find the binomial coefficient. c= (7) ......(5)

21

7. Find the binomial coefficient. C= (3) .......(2)

3

11. Solve the factorial. Use a calculator if necessary. 8!

40,320

14. Solve the problem for the compound events. Super Sandwiches offers 4 kinds of breads, 3 kinds of meats, 5 cheeses, and 7 dressings for a sandwich. How many possible combinations would there be for making a sandwich?

420

4. Choose the best answer. A ___ trial is repeated trials of an experiment with two possible outcomes.

Bernoulli

12. Choose the best answer. A ___ coefficient is the coefficient of each term of the polynomial expansion of (a+b)'n

Binomial

8. Choose the best answer. A ___ event is two or more events occurring at the same time.

Compound

16. Choose the best answer. The probability of an event K occurring, given that event L has or will occur, written and reads "the probability of K given L " is called ___ probability.

Conditional

13. Choose the best answer. The ___ principle means if a single event has m choices and a second event has n choices, the total number of possible outcomes for the compound event is outcomes.

Counting

9. Choose the best answer. The ___ of a counting number written is the product of the counting number, and all of the counting numbers less than n

Factorial

6. Choose the best answer. Two events K and L are ___ if

Independent