A Consumer Agency Is Testing Appliances for a Series of Articles

Multiple Choice

A consumer agency is testing appliances for a series of articles in their magazine.Currently they are working with cooktops and ranges.They have selected 16 of the most commonly used models.Using a series of tests,the agency will estimate the lifetime of these models.A histogram of these (estimated) lifetimes is shown below. Select all correct descriptions for the shape of the histogram of the estimated lifetimes of these 16 appliances.

A) Symmetric
B) Unimodal
C) Skewed right
D) Skewed left