The IQ concept was introduced
a. in the 1908 Binet-Simon Scale.
b. in the 1911 Binet-Simon Scale.
c. in the 1916 Stanford-Binet Scale.
d. in the 1937 Stanford-Binet Scale.
Question 2
A regression line
a. is always a straight line.
b. can sometimes be nonlinear.
c. cannot be used to make predictions.
d. cannot be plotted in a scatter diagram.