Statistics Post TEst

What is a scatter plot?

• A graph that shows the relationship of two data sets.
• A graph drawn using rectangular bars to show how large each value is.
• A graph that shows information that is connected in some way.
• A graph that shows data changing over time.

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CCSS.HSS.ID.B.6

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

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CCSS.8.F.A.3

What is a line of best fit used for?

• To make predictions
• To make the graph look pretty
• To connect the points
• To make it look like you know what you are doing

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CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

In this image, how would you describe the point that does not fit the pattern of the other dots?

• The point is a linear model.
• The point is an outlier.
• The point is the range.
• The point is the median.

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CCSS.HSF.BF.A.2

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D

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CCSS.HSS.ID.B.6

The scatterplot below suggests which of the following types of data relationship?

• Weak, negative
• weak, positive
• strong, negative
• strong, positive

Tags

CCSS.HSF.LE.B.5

Describe the correlation in the graph shown.

• Weak Negative
• Weak Positive
• Strong Negative
• Strong Positive

Tags

CCSS.HSF-LE.A.1B

Which of the following lines represents the line of best fit for the scatter plot?

• A
• B
• C
• D

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CCSS.8.EE.B.5

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours
• 35 hours
• 45 hours
• 15 hours

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CCSS.5.G.A.2

As x increases, y increases shows ........

• correlation coefficient
• causation
• positive association
• negative association

Tags

CCSS.HSF-LE.A.1B