Grandma decides to pay for her new granddaughter's education. She gives her one penny on her first birthday, and doubles the gift every year. Round to the nearest hundredth. Do not use a dollar sign, numerical values only. What will be the total of all the gifts on the girl's 18th birthday?​

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%