statistic question

Cal Explain the meaning of 15 The following data show the waiting time (in minutes) taken by to patients lor private clinic. 17. Number of patients Waiting time (in minutes) 10 2 and under 6 25 6 and under 10 13 10 and under 14 6 14 and under 18 3 18 and under 22 3 22 and under 26 a. Calculate the mean waiting time. b. Draw the histogram and estimate the modal waiting time. 18. C. Draw a "less than" ogive and then estimate the median, the lower and upper quarter ogive drawn. Explain the meaning of the values obtained. d. What is the shape of the above data distribution by comparing the values of mean, net mode obtained from a, b and c. 16. The following data show the monthly income (RM) of 50 fishermen in a village. Monthly income (RM) Number of fishermen 300