viky2459 viky2459 29-05-2023 Mathematics contestada 3. [20 marks] An experimenter observes independent observations Y11, Y12,..., Yin Y21, Y22,..., Y2n where E(Y₁;) = a₁ + ₁x; and E(Y2j) = α2 + ß₂x; +√zj, xj and z; being the jth values of n