8-5 Check for Understanding

Last updated over 3 years ago

23 Nsɛmmisa

1

What is the probability that she rolls a 5 on both number cubes? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability the the second roll is a 5 under the condition that the first roll is a 6? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability the the second roll is a 5 under the condition that the first roll is a 5? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability the the second roll is not a 5? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability the the first roll is a 5 and the second roll is not a 5? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

There are four slices of pizza left to choose from. Each slice of pizza has one topping. Three of the slices have sausage as a topping and the fourth slice has pepperoni as a topping. Kiran randomly selects one slice then Mai randomly selects one slice. What is the probability that Mai selects a slice of pepperoni pizza under the condition that Kiran selects a slice of sausage pizza?

A. 1/3

B. 1/4

C. 2/3

D. 2/4

1

What is the probability that Priya selects a slip of paper labeled A? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability that Noah selects a slip of paper labeled A? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability that both Priya and Noah select a slip of paper labeled A? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

Han's team plays a game in the morning. Lin's team plays a game in the afternoon against a 4th team. Let A represent "Han's soccer team wins" and B represent "Lin's soccer team wins." Which of the following describes the meaning of P(B|A)?

The probability that one team won, but the other team lost.

The probability that Han's team wins, given that Lin's team won.

The probability that neither Han's nor Lin's teams win.

The probability that Han's team wins.

The probability that both Han's and LIn's teams win.

The probability that Lin's team wins, given that Han's team won.

1

Han's team plays a game in the morning. Lin's team plays a game in the afternoon against a 4th team. Let A represent "Han's soccer team wins" and B represent "Lin's soccer team wins." Events A and B are P(B).

1

What is the relative frequency of below 80 bpm in the marching band (to the hundredth)?

1

What is the relative frequency of above 80 bpm in the marching band (to the hundredth)?

1

What is the relative frequency of being in the marching band (to the hundredth)?

1

What is the relative frequency of below 80 bpm not in the marching band (to the hundredth)?

1

What is the relative frequency of above 80 bpm not in the marching band (to the hundredth)?

1

What is the relative frequency of not being in the marching band (to the hundredth)?

1

What is the relative frequency of a bpm below 80 (to the hundredth)?

1

What is the relative frequency of a bpm above 80 (to the hundredth)?

1

What is the probability that a person surveyed, selected at random, has a heart rate above 80 bpm or is in the marching band? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

What is the probability that a person surveyed, selected at random, has a heart rate below 80 bpm and is not in the marching band? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)

1

The Wildcats have won approximately 80% of their 20 basketball games this season. They have won 5 of the 8 games they played when Elena started the game. Are the events "the Wildcats win the game" and "the Wildcats win the game when Elena started the game" dependent or independent events?

They are independent events.

They are dependent events.

They are neither independent nor dependent events.

There is not enough information to know if they are independent or dependent.

1

The probability of the Wildcats winning a game when Elena starts is 5/8 (or ~.63). What is the probability the Wildcats win a game when Elena doesn't start? (Answer with a simplified fraction, a decimal to the nearest hundredth, or a percentage.)