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 were recorded. Given below is the boxplot of the number of hours it took to drain each of the 130 batteries. The distribution of the number of hours is

A) right-skewed.
B) left-skewed.
C) symmetrical.
D) none of the above

Question

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 were recorded. Given below is the boxplot of the number of hours it took to drain each of the 130 batteries. The distribution of the number of hours is

A) right-skewed. 
B) left-skewed. 
C) symmetrical. 
D) none of the above

Quizplus · Accepted Answer

The boxplot shows that the median is closer to the lower quartile, and the upper whisker is longer than the lower whisker. This indicates that there are more batteries that lasted longer than average, resulting in a longer tail on the right side of the distribution. Therefore, the distribution is right-skewed.

A Manufacturer of Flashlight Batteries Took a Sample of 130