Strength of Correlation — Unit test

Question 5 • Common Core Algebra I - MA3109 B-CR (4Q 0.25 credit) (due 10/29 or will be grade of F)

three

Answer

The data point for x = 1 is above the line of best fit.

The residual value for x = 3 should be a positive number because the data point is above the line of best fit.

Fiona made a subtraction error when she computed the residual value for x = 4.

The residual value for x = 2 should be a positive number because the given point is above the line of best fit.

The residual value for x = 3 is negative because the given point is below the line of best fit.

Unit Test

Unit Test

Unit Test