Question

The following tables shows the hourly wages of all workers in a certain hospital. Determine the pearsonian coefficient of skewness (population data).

Hourly wages frequency
90-99 5
100-109 9
110-119 5
120-129 7
130-139 5
140-149 3

My answers:
mean = 116.56
s = 15.72
But i don't know how to solve for the mdn and the pearsonian coefficient of skewness. thank you:D
http://https://www.easycalculation.com/statistics/skewness-coefficient.php

Related Questions

the frequent table below shows the hourly wages of 22 factory workers how many are paid 10.50 per ho... The frequency table below shows the hourly wages of 22 factory workers. How many are paid $10.50 per... The frequency table below shows the hourly wages of 22 factory workers. How many are paid $10.50 per...