Explain carefully the meaning of each of the following terms:a. Population regression function (PRF).b. Sample regression function (SRF).c. Stochastic PRF. d.Linear regression model. e.Stochastic error term (ui).f. Residual term (ei).g. Conditional expectation. h.Unconditional expectation. i.Regression coefficients or parameters. j.Estimators of regression coefficients

What is the quadric regression equation that fits these data

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Match each function with its rate of growth or decay