4.1 + 4.2 Review

Question 1

What is the probability of rolling a total of 9 with two dice?

Accepted Answer

11.1%

Question 2

In a room of 30 people, 27 of them have TikTok. What is the probability that someone in that room does not have TikTok?

Accepted Answer

10%

Question 3

What is the name of Farmer Ditzel&#x27;s farm?

Accepted Answer

Ditzel Acres

Question 4

P(A or B) = 60%, P(A)=20%, P(B)=50%. What is P(A and B)?

Accepted Answer

10%

Question 5

What is the probability of flipping tails twice when flipping two coins?

Accepted Answer

25%

Question 6

Which of the following is NOT one of Farmer Allen&#x27;s cows?

Accepted Answer

Sundance

Question 7

What is the probability of drawing a red or a black card from a deck?

Accepted Answer

100%

Question 8

The probability of some event occuring is 81%. What is the probability is does not occur?

Accepted Answer

19%

Question 9

What is the probability of drawing a queen or a heart from a deck of cards?

Accepted Answer

30.8%

Question 10

Is getting doubles or a nine when rolling two dice mutually exclusive?

Accepted Answer

Yes

Question 11

What is the probability of drawing a facecard or a diamond from a deck of cards?

Accepted Answer

42.3%

Question 12

Which event has a probability of 0?

Accepted Answer

Picking a student in Mr. Allen&#x27;s statistics class named Bob

Question 13

There are 5 potatoes, 6 beets, and 8 carrots in Farmer Allen's bag. What is the probability of grabbing a potato?

Accepted Answer

26.3%

Question 14

What is the probability of being born in March or on the 15th of a month? (Assume it&#x27;s not a leap year)

Accepted Answer

11.5%

Question 15

What is the probability of drawing a king or a seven from a deck of cards?

Accepted Answer

15.4%

Question 16

What is the probability of rolling doubles or an 8 with two dice?

Accepted Answer

27.8%

Question 17

What is the probability of flipping only 1 head when flipping a coin three times?

Accepted Answer

37.5%

Question 18

What is the probability of rolling doubles or a nine with two dice?

Accepted Answer

27.8%

Question 19

If E is flipping a head, what does P\left(\overline{E}\right) represent?

Accepted Answer

The probability of flipping a tails

Question 20

What is the probability of rolling doubles with two dice?

Accepted Answer

16.7%

Questions 20