LT 2.3 Conditional Probabilities Relearning Quiz

What is the probability that a student does play a sport given they do not play an instrument?

• 2/10

• .2222

• .10

• .5

What is the probability that the person picked will be a boy given they speak german? 

• .7273
• .4
• .16
• .22

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

CCSS.HSS.CP.A.4

The probability that a women likes the color blue is 10%. The probability of being a women is 40%. What is the probability that a person likes the color blue given that they are a woman? Make an area model and fill as much in as you can to answer the question.

• 4
• .4
• .1
• .25

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

A science teacher gave her class two tests. 25% of the class passed both tests and 42% of the class passed the first test. What percent of those who passed the first test also passed the second?

• 59.5%

• 10.5%

• 1.6%

• Not enough information

A jar contains black and white marbles. Two marbles are chosen without replacement. The probability of selecting a black marble and then a white marble is 0.34, and the probability of selecting a black marble on the first draw is 0.47. What is the probability of selecting a white marble on the second draw, given that the first marble drawn was black?

• 16%

• 1.38%

• 72.3%

• Not enough information

45% total of the children in a school have a dog, 30% total have a cat, and 18% have a dog and cat. What percent of those who have a cat also have a dog?

• 60%

• 40%

• 24%

• 1.7%

What is P(late given not late)?

• 30%

• 70%

• 21%

• 49%

What is P(T given J)?

• 79.2%

• 37%

• 70.3%

• 41.7%

P(Pizza|Senior):

• 10/15
• 4/5
• 2/3
• 10/5

Calculate P( bike | scooter).

• 0.20/0.80 = 25%

• 0.20/0.40 = 50%

• (0.20)(0.80) = 16%

• (0.20)(0.40) = 8%