CCSS.Math.Content.7.SP.A.1

How many students spent 7 hours doing homework that week?

• 1
• 3
• 5
• 6

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CCSS.Math.Content.7.SP.A.1

_______ is the entire group of objects or individuals considered for a survey.

• Sample
• Population
• Random Sample
• Quartile

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CCSS.Math.Content.7.SP.A.1

A student surveys mathematics teachers to get their opinion on teaching.  What is the sample?

• All teachers in the world.
• All teachers within the school.
• All mathematics  teachers in the school.
• All teachers except mathematics teachers.

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CCSS.Math.Content.7.SP.A.1

Josie threw a handful of identically shaped buttons into the air, then collected the 27 buttons that landed in a target on the floor.  Is this a random sample of the buttons?

• yes
• no

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CCSS.Math.Content.7.SP.A.1

Colton polled 22 people at the town senior center.  Is this a random sample of the town residents?

• yes
• no

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CCSS.Math.Content.7.SP.A.1

How many trouts weighed MORE THAN 450 grams?

• 8
• 14
• 11
• 10

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CCSS.Math.Content.7.SP.A.1

A travel club has 3,000 members.  A random sample of 50 of the club members found that 12 people like mountain vacations best.  Which statement is NOT supported by the sample data? 

• Twenty-four percent of those sampled say they like mountain vacations best.  
• An estimated 720 club members would likely say they enjoy mountain vacations best. 
• Almost one-quarter of club members would likely say they enjoy mountain vacations best. 
• More than 2,500 club members would likely say they prefer other vacations over mountain vacations. 

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CCSS.Math.Content.7.SP.A.1

The list below shows the number of shirts of different types that Savannah sold one day at a store.

• Shirt with vertical stripes: 6
• Shirt with horizontal stripes: 4
• Shirt with a school mascot: 5
• Shirt that is plain: 18

Based on these results, what is the most reasonable prediction of the number of shirts with a school mascot that will be sold out of the next 165 shirts sold?

• 25

• 160

• 28

• 140

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CCSS.Math.Content.7.SP.A.1

There are 400 students at Polly's school. She surveyed a random sample of 80 students to find their favorite hobby. 19 said they like to read. 30 said they like to be with friends. 8 said they like to do crafts. 23 said they like to play sports. Polly infers that doing crafts is the least popular hobby at her school.

Refer to the data table. Polly surveys two more samples. Do the results from these samples support the inference made from the first sample?

• Yes, the survey results support the inference that doing crafts is the least popular hobby at Polly's school.

• No, the survey results does not support the inference that doing crafts is the least popular hobby at Polly's school.

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CCSS.Math.Content.7.SP.A.1

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

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CCSS.Math.Content.7.SP.A.1