1- A student has applied to two graduate schools but she will only enroll in one of them. She has a 60% chance of getting into grad school A, and a 40% of getting into grad school B. If grad school A lets her in first, there is an 80% chance she will enroll. If grad school B lets her in first, there is a 90% chance she will enroll.

How do you write .80 in probability notation?

Group of answer choices

A-P(A| Enroll)

B-P(Enroll | A)

C-P(Enroll)

D-P(Enroll and A)

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2-A hotel has two restaurants, A and B. Restaurant A gets 60% of the business and Restaurant B gets 40% of the business. 80% of Restaurant A customers are satisfied and 90% of Restaurant B customers are satisfied.

What percentage of Restaurant B customers are not satisfied?

A- 0.10

B- 0.90

C- 0.64

d- 0.16

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3-A hotel has two restaurants, A and B. Restaurant A gets 60% of the business and Restaurant B gets 40% of the business. 80% of Restaurant A customers are satisfied and 90% of Restaurant B customers are satisfied.

What's the chance that someone ate at Restaurant B and was satisfied?

Group of answer choices

A-0.72

B-0.48

C-0.90

D- 0.36

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4- 70% of male students at OSU wear a backpack and 60% of female students at OSU wear a backpack. Assuming 50% of OSU students are male and 50% are female, what total percentage of OSU students wear a backpack?

Group of answer choices

A- 0.65

B- 1.30

C- 0.42

D- 0.35

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5-Suppose P(A and B) = .2 and P(A)=.3 and P(B) = .4. Then P(A|B) = .5

Group of answer choices

A-True

B- False

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6-Conditional probabilities appear in the 4 cells of a two way table (the cells are the boxes on the inside part of the table.)

Group of answer choices

A-True

B-False

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7-A hotel has two restaurants, A and B. Restaurant A gets 70% of the total business and Restaurant B gets 30% of the total business. We know 30% of A's customers are women and 60% of B's customers are women. What % of all customers are women?

CHOOSE THE CLOSEST NUMBER.

Group of answer choices

A-20%

B-60%

C-40%

D-80%

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8- A hotel has two restaurants, A and B. Restaurant A gets 70% of the total business and Restaurant B gets 30% of the total business. We know 30% of Restaurant A's customers are women and 60% of Restaurant B's customers are women. Suppose a randomly chosen is a woman. Is she more likely to have eaten at Restaurant A or Restaurant B?

Group of answer choices

A-Restaurant B

B-Not enough information to tell

C- Equally likely to have eaten at A or B

D- Restaurant A

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9-If you have all the information filled in a two-way table, you can fill in all the information on a tree. But not the other way around

Group of answer choices

A-True

B-False

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10- There is a 70% chance that Bob will watch the Packer game. 50% of the time Bob watches the game, the Packers win. 60% of the time Bob doesn't watch the game, the Packers win.

What is the chance that the Packers will win the game?

CHOOSE THE CLOSEST ANSWER.

Group of answer choices

A- 0.35

B- 0.45

C- 0.55

D- 0.65

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