| Satyagopal Mandal |
| Department of Mathematics |
| Office: 624 Snow Hall Phone: 785-864-5180 |
Sort and Construct a Frequency Table
This is some extra material I am giving so that you can construct frequency tables from raw data using your calculator.
Example: The following data represents the number of typos in a sample of 30 books published by some publisher.
|
156 |
159 |
162 |
160 |
156 |
162 |
|
159 |
160 |
156 |
156 |
160 |
162 |
|
156 |
159 |
162 |
156 |
162 |
158 |
|
160 |
158 |
159 |
162 |
158 |
158 |
|
162 |
160 |
159 |
162 |
162 |
160 |
Construct a frequency table (by sorting in your calculator). Also construct a bar chart.
Example: Following is some data on the hourly wages (paid only in whole dollars) in some industry.
|
9 |
11 |
8 |
9 |
10 |
11 |
7 |
10 |
12 |
13 |
|
7 |
11 |
8 |
11 |
14 |
9 |
10 |
9 |
11 |
7 |
|
13 |
13 |
14 |
12 |
9 |
8 |
12 |
14 |
15 |
9 |
|
9 |
7 |
12 |
7 |
12 |
7 |
7 |
11 |
13 |
9 |
|
11 |
9 |
9 |
9 |
10 |
14 |
11 |
12 |
14 |
7 |
Construct a frequency table (by sorting in your calculator). Also construct a bar chart.
Example: Following is some data on the hourly wages (paid only in whole dollars) of 99 employees in some industry.
|
7 |
11 |
7 |
11 |
10 |
9 |
10 |
10 |
12 |
13 |
|
7 |
8 |
11 |
11 |
14 |
9 |
7 |
9 |
11 |
7 |
|
9 |
13 |
12 |
14 |
7 |
8 |
7 |
14 |
15 |
9 |
|
9 |
7 |
11 |
9 |
12 |
9 |
12 |
11 |
14 |
9 |
|
12 |
13 |
7 |
9 |
10 |
14 |
11 |
12 |
13 |
7 |
|
15 |
15 |
16 |
16 |
15 |
16 |
11 |
7 |
18 |
19 |
|
15 |
16 |
15 |
15 |
16 |
16 |
17 |
16 |
16 |
13 |
|
15 |
15 |
16 |
15 |
16 |
15 |
15 |
17 |
16 |
12 |
|
16 |
15 |
15 |
16 |
15 |
15 |
19 |
8 |
16 |
17 |
|
16 |
16 |
15 |
16 |
16 |
16 |
13 |
12 |
8 |
Construct a class frequency table (by sorting in your calculator) using the classes 7-9, 10-12,13-15, 16-18, 19-21. Now also construct a bar graph for the class frequency table.