Canvas Question 14 Given a standard deviation of 7% and a mean of 11%, what is the range for 95% of possible results? -5% to 31% 4% to 22% O-1% to 40% -3% to 25% Question 15 Margaret, a 35-year-old client who earns $70,000 a year, pays 7.65% of her gross pay in Social Securit spends14% on a 30-year mortgage, and saves 8% of her annual gross income. Assume that Margaret exact pre-retirement lifestyle. Calculate Margaret's wage replacement ratio using the top-down appr (round to the nearest %) and using pre-tax dollars. 70% O 93% O 84% O 80% 1 Q 2 3 W D 1.0