Scatterplots MCAS

Describe the correlation in the graph shown.

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

What type of association does this graph have?

• positive
• negative
• none
• all of the above

What type of association does this scatter plot represent?

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

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

• 15 hours
• 20 hours
• 25 hours
• 30 hours

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

• As x increases, y decreases
• As x increases, y increases
• As x decreases, y decreases

What would the correlation be between math grades and the time it takes to run a mile ?

• Postive Correlation
• Negative Correlation
• No Correlation
• Cannot Be Determined

In a scatterplot of the average grade point of a high school student and the average hours that he/she spend on his/her homework, you expect to see:

• very little association
• a strong association
• a weak positive association
• a strong positive association

Describe the relationship between the variables.

• A) Weak positive correlation

• B) Weak negative correlation

• C) Strong positive correlation

• D) Strong negative correlation

What type of correlation does this graph show?

• A) Positive

• B) negative

• C) none

• D) all of the above

What type of correlation (association)?

The outside temperature and the amount of layers you wear.

• A) Positive correlation

• B) Negative correlation

• D) No correlation