Probability and Stats

Out of a group of 10 students, 4 are selected to go on a field trip. How many different ways can this be done?

• 210

• 151,200

• 5040

• 4

Positions A, B, C, and D are open at an office, with 10 candidates. How many ways can these positions be filled in this order?

• 5040

• 210

• 4

• 151,200

What is the theoretical probability of rolling a multiple of 2 on a 6-sided die?

• 1/2

• 1/3

• 1/6

• 1/12

Tags

CCSS.7.SP.C.7B

A coin was flipped 40 times and landed on heads 12 times. What is the experimental probability of the coin landing on heads?

• 30%

• 40%

• 50%

• 70%

Tags

CCSS.7.SP.C.6

For lunch, there are 9 peanut-butter-and-jelly sandwiches and 6 cheese sandwiches. For dessert, there are 8 cookies and 12 brownies. What is the probability you are given a peanut-butter-and-jelly sandwich AND a cookie?

• 24%

• 100%

• 40%

• 60%

Two dice are rolled. Which of these scenarios are mutually exclusive?

• Rolling a sum higher than 10 and rolling a sum that is an odd number

• Rolling a sum that is a multiple of 5 and rolling a sum lower than 6.

• Rolling a sum higher than 11 and rolling a sum that is a multiple of 4.

• Rolling a sum lower than 3 and rolling a sum that is an odd number.

Tags

CCSS.HSS.CP.A.1

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.4

P(Sandals|Pants):

• 4/20
• 6/15
• 1/2
• 2/7

Tags

CCSS.HSS.CP.A.4

This tree diagram shows the results of playing two levels in a video game. What is the probability of passing one level and failing one level?

• 24%

• 48%

• 28%

• 12%

Two runners are running a race. In order to determine which runner is fastest, which choice below would allow this competition to have a fair decision?

• Runners must have same age and gender

• Runners must have same running experience

• Make the distance the same for both

• Give one person a head start

Tags

CCSS.HSS.MD.B.6

CCSS.HSS.MD.B.7