3. (15) Consider the system = - (4) Determine whether the critical point constitutes a node, saddle point, center, or spiral. Show all work to thoroughly justify your answer in order to receive full credit.

it is not a graded quesiton

A model of wages and prices is presented W =a, +a_P +a¸O̟ +u, P B,+ BW + B.Y+u, Where W is the wage rate, P is the price indicator, product, Y. the income -Establish what type of multiequational model it is -Indicate the endogenous and exogenous variables -Construct the synthetic version of the reduced form of the model. -Identify the system using the exclusion technique. Conclusion?

Q3) The table below show the number of hours(x) 20 students spent studying spansh in the month before an examination and their percentage score(y). A) Determine SEE If you have the model y = 0.5x +49 B)Find the fit line ( Regrsion line) for these points Hours of study (x) Exam mark%(y) 22 70 21 13 33 25 32 40 15 26 27 18 19 10 21 44 46 17 28 19 20 62 90 58 78 80 66 56 62 68 50 74 76 57 69 58 64 dakhee