The least squares method of finding a formula for a straight line
A) is the same as the two-point method
B) was invented by Francis Galton
C) minimizes the error of the predictions in a special way
D) all of the other alternatives are correct.

Question

Quizplus · Accepted Answer

The least squares method minimizes the sum of the squares of the differences between the observed and predicted values, which is a special way of minimizing the error in predictions. It is not the same as the two-point method, and it was not invented by Francis Galton; it was developed by Carl Friedrich Gauss and Adrien-Marie Legendre.

The Least Squares Method of Finding a Formula for a Straight