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

A scientist studies a herd of mule deer to learn about their dietary habits.  Identify the population.

• All animals
• Mule deer
• Deer
• Mules

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

Kim surveys 100 moviegoers that entered the movie theater in the first hour.  What type of sampling method is this?

• Random
• Convenience
• Biased

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

A school principal wants to see which subject the 695 students in his school liked best.   Which choice BEST represents a sample?

• The girls in the school.
• 1 classroom for each grade
• All the students in the school.
• The students making a B in math.

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

A mayor wanted to see if the people in his town thought he was doing a good job.  Which choice BEST represents a population?

• The residents of 4 different neighborhoods.
• The residents of the town.
• 442 voters age 21 to 30
• Local business owners

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

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.
She picks the student in every 5th seat.

• Simple Random
• Systematic Random
• voluntary response
• convenience

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

You want to know how many students catch the bus to go home.  You go to the bus stop and ask students how they go home from school.  Is this a random sample or biased sample?

• BIASED
• RANDOM

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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

Temperature and number of people wearing jackets

• Positive Correlation

• Negative Correlation

• No Correlation

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

What is the Mad?

4,32,33,45,67

• 33

• 15.84

• 18

• 15.9

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

Check all that apply to the spread of the data provided for hours spend on homework per week.

• Starts at 0 and ends at 10

• clustered to the left

• clustered to the right

• peak at 1 and gap at 7

• There does not appear to be any outliers.

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