Grade 8 | Unit 6: Associations in Data | End-of-Unit Assessment (A)

Noah found there was no evidence of an association between grade level and handedness. Which of these could be the number of right-handed 8th graders?

• 33

• 85

• 107

• 157

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8.SP.A.4

The graph of what linear equation is a good fit for this scatter plot data?

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8.SP.A.2

Select all the relationships that demonstrate a positive association between variables.

• Outside temperature and cost to heat a home

• Length of time you have walked and distance you have traveled

• Pounds of cherries you buy and amount of money you spend on cherries

• Speed of a train and the amount of time it takes for the train to get to its destination

• Number of people in a grocery check-out line and how long you have to wait to check out

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8.SP.A.1

Draw a scatter plot that shows a positive, linear association and has one clear outlier. Circle the outlier. Draw a scatter plot that shows a negative association that is not linear.

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8.SP.A.1

Jada surveyed all 7th and 8th graders at her school about whether they have pets. Complete the missing entries in this two-way table.

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8.SP.A.4

At a school social, children attend with family members. Everyone had a choice between a sweet snack and a salty snack. Here is a two-way table showing the number of adults and children who made each choice of snack. Complete the table with relative frequency by row. Make a segmented bar graph to represent the data.

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8.SP.A.4

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8.SP.A.2

8.SP.A.3