TEKS.MATH.8.11A

What type of association does this scatter plot represent?

• positive linear association
• negative linear association
• no association
• nonlinear association

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TEKS.MATH.8.11A

As x increases, y decreases.

• no correlation
• negative correlation
• correlation coefficient
• positive correlation

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TEKS.MATH.8.11A

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

• A
• B
• C
• D

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TEKS.MATH.8.11A

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

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

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TEKS.MATH.8.5C

TEKS.MATH.8.11A

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

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

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TEKS.MATH.8.11A

What type of correlation is shown in this plot?

• Positive
• Negative
• No Correlation

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TEKS.MATH.8.11A

Attendance & grades have a r-value of
 ( - 0.89)...this indicates a ______ correlation.

• Strong positive 
• Weak positive 
• Strong negative 
• Weak negative 

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TEKS.MATH.8.11A

Which statement describes the trend in the scatter plot below?

• as PDSI increases, the temperature decreases

• as PDSI increases, the temperature increases

• no correlation between PDSI and temperature

• as PDSI decreases, the temperature decreases

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TEKS.MATH.8.11A

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

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TEKS.MATH.9-12.VI.C.3

TEKS.MATH.8.11A

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month. Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles?

• 50 min

• 80 min

• 45 min

• 60 min

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TEKS.MATH.8.11A