Probability/Data Review

On Roberto’s shelf are:

• 6 mystery books

• 5 science books

• 4 history books

• 3 adventure books

Roberto will randomly choose a couple of books to read. What is the probability that he will choose an adventure book, put it back, and then choose a mystery book?

• 1/18

• 1/17

• 1/9

• 6/108

The spinner is used for a television game show. What is the probability of NOT spinning red on the spinner?

• 3/8

• 1/4

• 5/8

• 2/8

A desk drawer contains the different-colored markers listed below.

· 3 green markers

· 5 blue markers

· 8 red markers

A marker will be randomly selected from the drawer and without replacement. Then another marker will be randomly selected from the drawer. What is the probability that a green marker will be selected both times?

• 3/128

• 1/40

• 3/80

• 5/80

You take a bag of M&Ms to eat at lunch. There are 5 brown, 6 blue, 2 red and 2 green M&Ms in the bag. What is the probability that you select either a blue OR green M&M?

• 8/15

• 2/5

• 2/15

• 4/75

Tags

CCSS.HSS.CP.B.7

Based on the spinner given what is the probability of landing on a number greater than 3?

• 5/6

• 1/6

• 1/2

• 1/3

Tags

CCSS.7.SP.C.7B

The table shows different choices at a fast food restaurant. James will randomly select one drink, one sandwich, and one cookie. What is the probability that he will select coke, ham sandwich and a sugar cookie?

• 1/9

• 1/24

• 3/9

• 1/12

Tags

CCSS.HSS.CP.B.9

If Sophia spins the spinner 104 times, how many times might she expect to spin a green?

• 26 times

• 18 times

• 13 times

• 1 time

Tags

CCSS.7.SP.C.6

If there are 500 students that spent their $20, how many students spent it on a movie?

• 5

• 25

• 45

• 165

What is the best estimate for the percent of kids chose elephant as their favorite animal?

• 25%

• 5%

• 60%

• 35%

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Which of the following is a valid comparison of the two samples?

• The range of the Hyacinth Macaw Sample is 5 inches greater than the range of the Kakapo Sample.

• The IQR for both samples is the same.

• Both studies measured 30 birds.

• The median wingspan of the Hyacinth Macaw Sample is 10 inches longer than the median of the Kakapo Sample.

Tags

CCSS.7.SP.B.4