Scatterplots and Systems

What does the data you created from this data in your scatter plot imply?

• strong positive correlation

• strong negative correlation

• weak negative correlation

• weak positive correlation

Write the equation for the line of best fit.

Round decimals to TWO places.

Mathematical Equivalence

ON

What type of correlation does this graph have?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

What type of correlation does this graph show?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

What type of correlation does this scatter plot show?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

What type of relationship does this scatter plot represent?

• Positive

• Negative

• No Relationship

• Constant

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

• There is a negative relationship between height and weight

• There is a positive relationship between height and weight

• There is a constant relationship between height and weight

• There is no relationship between height and weight

Based on the scatter plot, which statement best describes the trend?

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

• As the daily temperature decreases, the number of beach visitors increases.

• As the daily temperature increases, there is no change in the number of beach visitors

• As the daily temperature increases, the number of beach visitors decreases

Estimate the correlation coefficient.

• r is close to zero

• r is close to -1

• r is close to 1

• r is close to -1.5

• r is close to 1.5

Estimate the correlation coefficient.

• r is close to 1

• r is close to -1

• r is close to 0

• r is close to -0.5

• r is close to 0.5