The accompanying data file shows the net profit (Net_Profit), counter sales (Counter_Sales), and drive-through sales (Drive_Sales) for a chain of 100 fastfood restaurants. All variables are measured in millions of dollars.

a. Construct the five-number summary for each variable.

b. Interpret the median for net profits.

c. Interpret the 25th percentile for counter sales. Interpret the 75th percentile for drive-through sales.

Net_Profit	Counter_Sales	Drive_Sales
1.5	8.4	7.7
0.8	3.3	4.5
1.2	5.8	8.4
1.4	10.0	7.8
0.2	4.7	2.4
0.8	7.7	4.8
0.6	4.5	2.5
1.3	8.6	3.4
0.4	5.9	2.0
0.6	6.3	4.1
1.5	8.4	7.7
0.8	3.3	4.5
1.2	5.8	8.4
1.4	10.0	7.8
0.2	4.7	2.4
0.8	7.7	4.8
0.6	4.5	2.5
1.3	8.6	3.4
0.4	5.9	2.0
0.6	6.3	4.1
1.5	8.4	7.7
0.8	3.3	4.5
1.2	5.8	8.4
1.4	10.0	7.8
0.2	4.7	2.4
0.8	7.7	4.8
0.6	4.5	2.5
1.3	8.6	3.4
0.4	5.9	2.0
0.6	6.3	4.1
1.5	8.4	7.7
0.8	3.3	4.5
1.2	5.8	8.4
1.4	10.0	7.8
0.2	4.7	2.4
0.8	7.7	4.8
0.6	4.5	2.5
1.3	8.6	3.4
0.4	5.9	2.0