CCSS.Math.Content.HSS.MD.B.5

If the expected value is negative, are you expected to win?

• yes
• no

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CCSS.Math.Content.HSS.MD.B.5

If the expected value is positive, are you expected to win?

• yes
• no

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CCSS.Math.Content.HSS.MD.B.5

Suppose you pay $1.00 to roll a fair die with the understanding you will get $3.00 back rolling a 4 or a 2, and nothing otherwise.  What is the expected amount you win?

• $0.00
• -$1.00
• $1.00
• $3.00

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CCSS.Math.Content.HSS.MD.B.5

Which of the following is the most likely to occur?

• Given that someone purchased a hot dog, the person buys water.
• Given that someone did not get a drink, the person decides not to get any food.
• Someone buys pizza and soda.
• Someone does not get food.

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CCSS.Math.Content.HSS.MD.B.5

HINT: Read carefully! And think about the TOTAL amount of money being gained or lost in each situation!

• $275
• $625
• $2,750
• $6,250

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CCSS.Math.Content.HSS.MD.B.5

Should I guess on the SAT if I do not know the answer?

• Yes
• No

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CCSS.Math.Content.HSS.MD.B.5

Money you pay when you borrow money, or money you receive for lending money

• income
• resources
• interest
• charity

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CCSS.Math.Content.HSS.MD.B.5

A school superintendent must make a decision whether or not to cancel school because of a threatening snow storm. What would the results be of Type I and Type II errors for the null hypothesis: The weather will remain dry?

• Type I error: don't cancel school but the snow storm hits.

  Type II error: the weather remains dry, but school is needlessly canceled.

• Type I error: the weather remains dry, but school is needlessly canceled.

  Type II error: don't cancel school, but the snow storm hits.

• Type I error: cancel school, and the storm hits.

  Type II error: don't cancel school , and the weather remains dry.

• Type I error: don't cancel school, and the snow storm hits.

  Type II error: don't cancel school , and the weather remains dry.

• Type I error: don't cancel school , and the weather remains dry.

  Type II error: cancel school, and the storm hits.

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CCSS.Math.Content.HSS.MD.B.5

Eva flips a coin. If she gets heads, she wins $4. If she gets tails, she loses $3. What is her expected value of a coin flip?

• $1

• $0.50

• -$0.50

• $0

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CCSS.Math.Content.HSS.MD.B.5

Single stocks and mutual funds carry the same amount of risk.

• True

• False

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CCSS.Math.Content.HSS.MD.B.5