CCSS.Math.Content.7.SP.A.2

A teacher decides to survey the students in her classes to find out their opinion on the new menu in the cafeteria.  Is this biased or unbiased?

• Biased
• Unbiased

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CCSS.Math.Content.7.SP.A.2

Megan surveyed a random sample of 60 students at her school and found that 42 of them ride the bus to school each day. If there are 320 students at Megan’s school, about how many of them ride the bus to school each day?

• 348
• 224
• 188
• 132

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CCSS.Math.Content.7.SP.A.2

How many trees are at least 15 feet tall?

• 12 trees

• 2 trees

• 9 trees

• 41 trees

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CCSS.Math.Content.7.SP.A.2

What is the line of best fit?

• f(x)= 5x+1.82
• cannot be determined
• f(x)= 1.82x + 5.02
• f(x)= 1.1x + 4.2

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CCSS.Math.Content.7.SP.A.2

What percent of students have heights between 60 inches and 66 inches?

• 75%
• 50%
• 100%
• 25%

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CCSS.Math.Content.7.SP.A.2

Pick the best description of the association

• Positive linear weak association with clusters

• Positive linear strong association

• Negative non linear weak association

• positive non linear association

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CCSS.Math.Content.7.SP.A.2

According to a random telephone survey of 200 adults, 75% of all working adults in the U.S. are satisfied with their current job. What is the population in this survey?

• 200 adults
• adults in the U.S.
• 75% of adults

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CCSS.Math.Content.7.SP.A.2

How many students speak a foreign language?

• 80

• 85

• 65

• 60

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CCSS.Math.Content.7.SP.A.2

Gabby made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam?

• 65

• 92

• 70

• 76

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CCSS.Math.Content.7.SP.A.2

Which table represents the data in the graph?

• 
• 
• 
• 

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CCSS.Math.Content.7.SP.A.2