1. A histogram of the distribution of salaries of non-administrative personnel of a company is given in the figure below. 0.28 0.26 0.24 0.22 0.2 0.18 Relative 0.16 Frequency 0.14 0.12 0.1 0.08 0.06 0.04 0.02 0 20 21 22 23 24 25 26 27 28 29 30 Salary (in Thousands of Dollars) a. What percent of the salaries are between $23,500 and $24,500? 3% of overall salary b. What percent of salaries exceed $ 26,500? 15% c. Assuming the histograms is based on 400 people, construct the frequency distribution tha corresponds to this histogram.