Data and Probability Review

If Leah takes a survey and 4 out of 7 students prefer chocolate ice cream out of the 5th graders, how many students would prefer chocolate ice cream out of the entire 5th grade of 91 students.

• 52

• 8

• 47

Tags

CCSS.6.RP.A.3B

Jeremy is playing a game with a spinner that has the numbers 1-8 and all spaces are equal sizes. What are the odds that Jeremy spins a number less than 8?

• 87.5%

• 100%

• 75%

• 0%

Tags

CCSS.7.SP.C.5

The table shows the results of 50 rolls of a number cube. According to the data in the table, what was the experimental probability of rolling a 1?

• 
• 
• 
• 

Tags

CCSS.7.SP.C.6

You roll a six sided die. What is the probability of rolling an even number three times in a row? 

• 3/100

• 1/2

• 1/6

• 1/8

What is the theoretical probability of the spinner landing on yellow?

• 1/4

• 1/2

• 1/3

• 2/3

Tags

CCSS.7.SP.C.7A

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the probability of randomly selecting a blue marble?

• 3/10

• 2/5

• 4/10

• 1/5

Tags

CCSS.7.SP.C.7B

A company manufactures cell phones. In August, a random sample of 125 cell phones were inspected, and 3 phones were found to be defective. The company manufactured 8,000 cell phones in August.

Based on the results from the sample, about how many cell phones are expected to be defective?

• 64 cell phones

• 192 cell phones

• 2,667 cell phones

• 3,360 cell phones

Tags

CCSS.7.SP.A.2

The box plots compare the gross earnings, in millions of dollars, of movies during the months of August and November. Which statement correctly compares the two data sets?

• The median in August is about half of the median in November.

• The median in November is about 400 more than the median in August.

• The difference in the medians is about half of the range in November.

• The difference in the medians is about half of the interquartile range in August.

Tags

CCSS.7.SP.B.3

Based on the data, which statement is true? The mean height of the 7th grade girls is greater than the mean height of the 8th grade girls.

• True

• False

What is the maximum value?

• 58
• 66
• 64
• 60

Tags

CCSS.3.MD.B.4