draw a back to back ordered stem and leaf diagram of this data.

Question

Mr Qhubani sells fruits at the entrance of a university and a hospital. He wants to know whether the sales at the two locations differ. the following table is a summary of daily sales for 31 days, at the two locations. DAILY SALES FRUITS AT THE HOSPITAL IN RANDS. 125 130 145 165 167 179 158 171 178 170 168 172 170 175 170 170 175 179 178 175 175 170 130 145 179 171 165 160 176 176 165 daily sales of fruits at the university entrance in rands. 145 146 145 145 136 165 136 136 125 148 125 130 147 149 148 147 154 165 156 155 165 148 149 155 149 154 155 155 150 150 155 156 3.1 draw a back to back stem and leaf diagram of this data. 3.2 draw the box plot for the daily sales of fruits at the university entrance. List all the values needed for this plot.

Answer 1

3.1

                               DAILY FRUIT SALES

3.2

Ordered data (University Entrance):

125, 130, 136, 136, 136, 145, 145,

red Q1=145,

146, 147, 147, 148, 148, 148, 149,

Q2(median)=149,

149, 150, 150, 154, 154, 155, 155,

blue Q3=155,

155, 155, 156, 156, 165, 165, 165.

BOX PLOT