Question

. Organize the data for Return on Equity in classes beginning with the class limits of -70 to -50.1. Draw an ogive for this data. Use your ogive to estimate the median. Then, find the actual median using the original data. Did the ogive provide a good estimate of the median? (Ogive is a graph of percentiles- it associates cumulative relative frequency with UPPER class boundary for each class.

Return on Equity
(% in last quarter)
23
6.5
11.2
22.7
12.7
12.2
8.8
-67.1
9.8
27.1
10.6
10.2
-18.8
72.6
5
-11
5.9
16
-12.2
9.2
2.2
29.9
-18.7
-14
18.8
49
16.4
0.8
22.7
30.6
11.3
14.7
12
0.2
-19.2
-24.7
60.7
7.8
0.8
12.9
20.2
6.6
10.1

Answer 1