Carla is a drummer in the school band. By the end of the year, she had played in 85% of the 20 concerts the band played. How many concerts did NOT Carla play?

Ifound this on google “a skewed (non-symmetric) distribution is a distribution in which there is no such mirror-imaging. a "skewed right" distribution is one in which the tail is on the right side. a "skewed left" distribution is one in which the tail is on the left side. the above histogram is for a distribution that is skewed right.” i hope this you for what your looking for