Correlation Coefficient

The next three questions will use the same table. Put the information in your calculator now.

Remember

STAT, ENTER(edit)

L1=x L2=y

• Information is IN

• Blah.

Part A: Using the model y = Ax + B, compute the regression equation for the data in the table.

Round to the nearest hundredth (2 decimal places). Do not put spaces when typing in your answer.

Part B: Compute the correlation coefficient.

Round to the nearest hundredth (2 decimal places). Do not put spaces when typing in your answer.

Part C: 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

The next three questions will use the same table. Put the information in your calculator now.

Remember

STAT, ENTER(edit)

L1=x L2=y

• Information is IN

• Blah.

Part A: Using the model y = Ax + B, compute the regression equation for the data in the table.

Round to the nearest hundredth (2 decimal places). Do not put spaces when typing in your answer.

Part B: Compute the correlation coefficient.

Round to the nearest hundredth (2 decimal places). Do not put spaces when typing in your answer.

Part C: 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

The next three questions will use the same table. Put the information in your calculator now.

Remember

STAT, ENTER(edit)

L1=x L2=y

• Information is IN

• Blah.

Part A: Using the model y = Ax + B, compute the regression equation for the data in the table.

Round to the nearest hundredth (2 decimal places). Do not put spaces when typing in your answer.