In general, a larger R squared tends to suggest that:. a. the estimated sample regression function explains a greater percentage of the total variation in y
b. the estimated sample regression function is more accurate
c. the estimated sample regression function explains a greater percentage of the explained variation in y
d. the estimated slope coefficient is more likely to equal the population slope coefficient

After hearing a knock at your front door, you are surprised to see the prize patrol from a large, well-known magazine subscription company. it has arrived with the good news that you are the big winner, having won $21 million. you have three options.(a) receive $1.05 million per year for the next 20 years.(b) have $8.25 million today.(c) have $2.25 million today and receive $750,000 for each of the next 20 years.your financial adviser tells you that it is reasonable to expect to earn 13 percent on investments.