Question: The following data are recorded in Statistical Methods for Research Workers, by R. A. Fisher (Hafner Press, New York, 1922), and show the classifications of 3883 Scottish children by gender (X) and hair color (Y).
(a) Is there any evidence for a relationship between hair color and gender?
(b) Plot the appropriate bar chart(s).
(c) Record the residuals and relate these to the results in parts (a) and (b). What do you conclude about the size of any deviation from independence?