7th Grade Probability and Statistics Review

At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?

• to randomly ask 8th grade students who went on a field trip last year
• to randomly choose some 7th grade students to select a location
• to ask all 7th grade teachers and administrators for a location
• to ask the student council to choose a location

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

What is the range of the dot plot?

• 9
• 5
• 4
• 6

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.B.4

_______ is a part of a group being surveyed.

• Sample
• Population
• Random Sample
• Quartile

Tags

CCSS.7.SP.A.1

If a cat eats 4 pounds of food in 5 days, how, how many pounds will it eat in 60 days?

• 50
• 48
• 12
• 72

Tags

CCSS.6.RP.A.3B

How many more people 19 and under are in the French club than the Spanish club?

• 1
• 3
• 2
• 4

Tags

CCSS.4.MD.B.4

What is the mean of the following list of numbers?

9, 9, 14, 7, 12, 8, 11, 19, 15, 11

• 9

• 10

• 11.5

• 12.5

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What is the median of the following list of numbers?

9, 9, 14, 7, 12, 8, 11, 19, 15, 11

• 9

• 11

• 10

• 12

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

What percent of the data is between 25 and 30 on the number line?

• 25%
• `50%
• 75%
• 100%

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.B.4

The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?

• 2/18
• 1/9
• 2/20
• 1/10

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability you spin something larger than 10

• 5

• 3/10

• 10/15

• 3/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7