Linear Which Correlation Best Describes The Strength Of The Linear Association Table

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 

• As the temperature increases, the number of visitors increases. 

• As the visitors increase, the temperature decreases. 

• No correlation

What does the value, r= -0.89, tell us about the linear relationship of two quantitative variables?

• Strong positive

• Weak positive

• Strong negative

• Weak negative

This measures how strong or weak the relationship between 2 quantitative variables are.

• Scatter Plot

• Causation

• Correlation

• Line of best fit

The table shown is comparing a person's foot length to their height in cm. What is the relationship between foot length and height?

• strong; r = .99

• strong; r = .97

• weak; r = .38

• weak; r = .58

The results of a linear regression are shown.

Which phrase best describes the relationship between x and y?

• strong negative correlation

• strong positive correlation

• weak negative correlation

• weak positive correlation

Given the following Scatter Plot, select the option that is most likely the r value.

Which value below could be the correlation of the scatterplot?

• -0.923

• -0.478

• 0.006

• 0.777

Complete the statement about the correlation coefficient using the words "weak, moderate, or strong" and "positive or negative".

There is a _____________ __________ linear association.

• weak

• moderate

• strong

• positive

• negative

Which correlation coefficient is most accurate for this data set?

• r = 0.03

• r = 0.92

• r = -0.92

• r = -0.03