i got the first two, i need help with number 3. then using that i think i can do 4 and 5.
question1) y = -41.06649718 + -0.009056264x1 + 67.93793632x2 + -0.048047828x3
question2) The coefficent of determination, adjusted R2, is 0.567494527.
question3) Do the data provide sufficient evidence that the price of Ford stock decreases when the yen increases? Reach your conclusion using alpha = 0.05
i still need help with number 3 please.