C. Roberts

A Correlation Model Useful in the Study of Twins

C. Roberts, 1966 .

An Asymptotically Optimal Fixed Sample Size Procedure for Comparing Several Experimental Categories with a Control

C. Roberts, Charles DeWitt Roberts, 1964 .

An Asymptotically Optimal Sequential Design for Comparing Several Experimental Categories with a Control

C. Roberts, Charles DeWitt Roberts, 1963 .

A necessary and sufficient condition for the square of a random variable to be gamma.

S Geisser, S. Geisser, C. Roberts, 1966, Biometrika.