The following predicted values and residuals are obtained in an experiment conducted to determine the degree to which the yield of an important chemical in the manufacture of penicillin is dependent on sugar concentration (the time order of the experiments is given in parentheses).

(a) Plot the residuals against the predicted values and also against the time order.
(b) Do the basic assumptions appear to be violated?

Transcribed Image Text:

d.1 2 3 3 1 5 0 0 3 2 2 5 01 ict-(9 (3) 7) 14 (8 5) 2 (4 i 205 21533665029372 23232322332323