Consider a problem of simple linear regression in which a patients reaction Y to a new drug

Question:

Consider a problem of simple linear regression in which a patient’s reaction Y to a new drug B is to be related to his reaction X to a standard drug A. Suppose that the 10 pairs of observed values given in Table 11.1 are obtained.
a. Determine the values of the M.L.E.’s
b. Determine the values of
c. Determine the value of the correlation of