Find the diameter of the circle with circumference of 19.468ft

a) 5.2 ft
b) 12.4 ft
c) 6.2 ft
8) 8 ft

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%

Ineed i been stuck on this question since yesterday

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that