14. A summary of all employees' annual salary from a local company is shown in Table 2.17 You may answer the question by using your calculator and draw the histogram by hand or you may use the Excel step-by-step instructions to answer the following questions a. What is the distribution shape of the employees income? Create a histogram of employees' annual salary and comment on the shape of the distribution. b. What are the mode, median, and the estimated mean of employees annual salary? Table 2.17 Frequency Table of Employees' Annual Salary X (Employee Annual Salary) f (Frequency) 20,000-39.999 329 10.000-59.999 1342 60,000-79,999 198 80.000-99.999 60 100,000-119.999 13 120,000-139,999 3 140.000-159 999 2 160.000-179.999