CA Ch 7 Probability Review

Question 1

In the Peanuts comic strip, what is Linus and Lucy's last name?

Accepted Answer

VanPelt

Question 2

Which team was previously known as The White Stockings?

Accepted Answer

Cubs

Question 3

True or False: the microwave was invented after a man's chocolate bar melted near a magnetron.

Accepted Answer

True

Question 4

How many permutations are there for all the letters in the word BLANKET?

Accepted Answer

5040

Question 5

Of 100 people, 90 have ovens, 87 have microwaves, and 80 have both. How many have neither?

Accepted Answer

3

Question 6

If a deli offers 3 meats on 5 breads with 4 different soups, how many lunches are possible?

Accepted Answer

60

Question 7

True or False: P(rolling a sum of 2 on two dice)=1

Accepted Answer

False

Question 8

Howard Hughes stayed at the Desert Inn in Las Vegas so long that they asked him to leave, so he

Accepted Answer

bought the hotel

Question 9

Of 100 people, 90 have ovens, 87 have microwaves, and 80 have both. Find P(microwave).

Accepted Answer

.87

Question 10

How many 4 letter permutations are there for the word BLANKET?

Accepted Answer

840

Question 11

Which musical group has won the most Grammy awards?

Accepted Answer

U2

Question 12

True or False: two events can be mutually exclusive and complementary.

Accepted Answer

True

Question 13

Due to the laws of physics, elevators can't be any taller than ________ feet.

Accepted Answer

1700

Question 14

If you roll two dice, what is P(getting a sum of 5)?

Accepted Answer

4/36

Question 15

P(player 1 gets a hit)=0.52. P(player 2 gets a hit)=0.4. If independent, P(both get a hit)=?

Accepted Answer

.208

Question 16

7 people get in an elevator with 10 floors. What is P(all get off on different floors)?

Accepted Answer

6%

Question 17

If A and B are independent, P(A)=.36, P(B)=.2, what is P(A intersect B)?

Accepted Answer

.072

Question 18

If P(A)= 0.33, P(B)=0.2, and their intersection is 0.53, are A and B independent?

Accepted Answer

No, 42

Question 19

True or False: when hibernating, some turtles breathe through their butts.

Accepted Answer

True

Question 20

What is the expected value for the table?

Accepted Answer

1.99

Question 21

P(player 1 gets a hit)=0.52. P(player 2 gets a hit)=0.4. If independent, P(neither get a hit)=?

Accepted Answer

.288

Question 22

Find P(rolling a sum of 4 U rolling a 2 on at least one die).

Accepted Answer

13/36

Question 23

Which punctuation mark didn't have a dedicated keyboard key until the 1970's?

Accepted Answer

exclamation point!

Question 24

Of 100 people, 90 have ovens, 87 have microwaves, and 80 have both. Find P(oven U microwave).

Accepted Answer

.97

Question 25

Who is the main character in the Hitchhiker's Guide to the Galaxy books and movies?

Accepted Answer

42, Arthur Dent

Question 26

National Sandwich Day is the birthday of the Earl of Sandwich, John Montagu, which is...

Accepted Answer

November 3

Question 27

Find (300! * 199!) / (296! * 200!)

Accepted Answer

39,694,941

Question 28

Find 17! / 11!

Accepted Answer

8,910,720

Question 29

Find 9P6

Accepted Answer

60480

Question 30

How many permutations of BLANKET start with K and end with a vowel?

Accepted Answer

240

Question 31

If a probability distribution has values of (.11, .35, and .42), which value is missing?

Accepted Answer

.12

CA Ch 7 Probability Review

Questions 31

CA Ch 7 Probability Review

Questions 31