Conditional Probability

What is the probability of choosing a Honda? 

• .5970
• .5373
• .4627
• .4030

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

• .2
• .2222
• .10
• .5

A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold an AA card, and 40 hold a Visa and AA card. Find the probability that a random chosen customer holds a Visa and AA card, given they hold a Visa. 

• .0267
• 37.5
• .02
• .3333

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

• .7273
• .4
• .16
• .22

What is the probability that a student plays on a sports team given they don't play an instrument? 

• .7273
• .8
• .55
• .2222

What is the probability that they speak French given they are a girl? 

• 2.14
• .24
• .4
• .8571

What statement does the shaded region represent?

• A or B
• A and B
• A
• B

What is P(not Sport | not Foreign Language)?

• 23/26
• 14/23
• 3/13
• 7/13

What is P(not sport | Foreign language)?

• 23/37
• 14/23
• 14/37
• 3/23

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