Kelley, Truman Lee

1884 – 1961

• Fundamentals of statistics
• Chart to facilitate the calculation of partial coefficients of correlation and regression equations
• Crossroads in the mind of man
• Educational guidance
• Educational guidance
• Educational guidance
• Essential traits of mental life
• Graphic evaluation of trigonometric functions of complex variables
• The association experiment
• An iteration method for determining multiple correlation constants
• Essential traits of mental life : the purposes and principles underlying the selection and measurement of independent mental factors, together with computational tables. --
• Talents and tasks