Chapter 10.6-10.7 Review

To determine how many students plan to attend the school musical, Maria surveys 100 random people in the hallway.

• Biased

• Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

1.  Carlos wants to know the favorite sport of people at his school so he asks his baseball team. What type of sample would this be?

• Biased
• Unbiased

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Airline boarding passes are marked with red stars at random to decide which passengers should have their carry-on luggage inspected.

• Biased Sample

• Unbiased Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

• thirty students who are often tardy

• thirty students who are rarely tardy

• thirty of her friends

• thirty randomly selected students from her school

Tags

CCSS.RI.7.1

CCSS.RI.7.8

CCSS.RI.8.1

CCSS.RL.6.1

CCSS.RL.7.1

A high school is going to have a party for their graduating seniors. They want to serve food that most of the seniors like. They pick 25 random names from a hat and survey those students. Is this a biased sample or unbiased sample?

• Biased Sample

• Unbiased Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A recent survey of 800 seventh graders from across the state shows 4 out of 10 like to play paper football. How many students said they like to play paper football?

• 40

• 200

• 320

• 800

Tags

CCSS.6.RP.A.3B

Litzy collects data from a random sample of 7th graders. Out of 40 respondents, 7 attend afterschool programs. Of the 200 7th graders attending Litzy's school, how many would be expected to attend afterschool programs?

• 14 7th graders

• 28 7th graders

• 35 7th graders

• 42 7th graders

Tags

CCSS.7.SP.A.2

What is the minimum value?

• 64
• 58
• 66
• 60

Tags

CCSS.5.G.A.2

Which box and whisker plot has the highest median?

• Top plot
• Bottom plot

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

What is the interquartile range of these scores?

• 50

• 70

• 40

• 30

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1