Among the Legendary Ranches in North America Such as the Dragging

Essay

Among the legendary ranches in North America such as the Dragging y Cattle Ranch and the CS Cattle Company, some authors include the imaginary Stats Bar-X Ranch. The Stats Bar?X, known for its century-old horse breeding program, is famous for big horses.The measures below, in hands, are a sample of heights on the Bar-X. (A hand is equal to 4 inches.) Find the range and interquartile range. Estimate the standard deviation of the height of all the horses on the Stats Bar-X Ranch. $$\begin{array} { l l l l l l l l } 16 & 19 & 17 & 16 & 18 & 18 & 15 & 20 \\17 & 18 & 14 & 16 & 17 & 19 & 15 & 17\end{array}$$