A manufacturer of flashlight batteries took a sample of 130 batteries from a day's production and used them continuously until they were drained. The number of hours until failure was recorded. Given below is the boxplot of the number of hours it took to drain each of the 130 batteries. Hours Boxplot 260 460 660 860 1060 The distribution of the number of hours is symmetrical. Normal Bell shaped right-skewed. left-skewed.