1. The stem and leaf display below shows the survey result of a company's employees in term of the number of work hours at home under Pandemic in a particular week. Using the stem and leaf plot, answer the following questions: Stem Leaf 2 9 3 8457 4 5 3 8 7 201 5 213 1) How many employees participated in the survey? 2) What is the least number of hours worked overall? 3) how many responses fell in the 30s? 2. The data below is the exam scores of 16 students. 86, 63,72, 85, 89, 82, 76, 66, 82, 73, 71, 64, 75, 84, 93, 90 Find the five numbers of a box whisker's plot for the data. Also find the range of the middle 50% scores.