Educational psychology

The word psychology was first used by

• Skinner

• Watson

• Sigmund Freud

• Rudolf Geockle

The book "psychological psychology"published in

• 1906

• 1907

• 1905

• 1904

The formula used to compute IQ is

• IQ=MA/CA*100

• IQ=CA/MA*100

• IQ=MA/CA+100

• IQ=CA/MA+100

Super ego stage occurs at age of

• 1-3

• 3-6

• 6-9

• 9-12

Two-Factor theory is proposed by

• Karl Spearman

• EL.Thorndike

• Thurston

• J.P.Guildford