Please help me answer the following with complete solution

4. The following statistics are summarized from paired data nd the best predicated value of y when x = 9 a) When the equation of the regression line is Y9\"... = 3.0x + 4.5 b) When the equation of the regression line is Ymd = 5.02): - 0.65 c) When the equation of the regression line is YD\"... = 1.2:: + 16.? 1. A newly wed couple is investigating home selling price differences in three different areas. The given random sample data are in pesos. At the .05 sign'rcance level, test the claim that the three areas have the same mean price. QC. Metro Manila Makati 290.000 305.000 500.000 355.000 480.000 489.000 432.000 455.000 530.000 300.000 309.000 780.000