poisson, geometric, binomial

A basketball player make 70% of his foul shots during a season.  Assuming the shots are independent, find the expected number of shots until he misses.

• 5.24
• 3.33
• 2.33
• 1.78

A tennis player makes a successful first serve 60% of the time.  If she serves 20 serves, what is the mean number of good first serves?  Assume that each serve is independent.

• 12
• 18
• 8
• 15

Tags

CCSS.HSS.MD.A.2

The McDonald's Monopoly game has a 1 in 4 chance of winning.  What is the probability your first win is on your third attempt?

• .1406
• .0156
• .2500
• .0352

Tags

CCSS.HSS.CP.B.8

Only 4% of people have type AB blood.  What is the probability the first person with AB blood at the blood drive will be the 12th donor?

• .0001
• .0255
• .6382
• .2553

Given 13% of people are left-handed.  What is the probability the first left-handed person will be the sixth person polled?  

• .0564
• .1116
• .0001
• .0648

Tags

CCSS.HSS.CP.B.8

The probability that a salesman will make a sale on any given call is .23.  Find the probability that his first sale will occur on his fourth or fifth call.

• .1050
• .0809
• .1859
• .8141

The probability that a salesman will make a sale on any given call is .23.  Find the probability that his first sale will occur on his fourth or fifth call.

• .1050
• .0809
• .1859
• .8141

According to the BMV, about 93% of all people who take the driving test pass.  What is the probability it will take someone more than two times to pass the test?

• .9300
• .0651
• .9951
• .0049

• 0.826
• 0.097
• 0.069
• 0.729

• 0.825
• 0.156
• 0.785
• 0.916