In: Statistics and Probability
How do you create a frequency distribution on excel using all 7 variables?
| Customer | Type of Customer | Items | Net Sales | Method of Payment | Gender | Marital Status | Age |
| 1 | Regular | 1 | 39.50 | Discover | Male | Married | 32 |
| 2 | Promotional | 1 | 102.40 | Proprietary Card | Female | Married | 36 |
| 3 | Regular | 1 | 22.50 | Proprietary Card | Female | Married | 32 |
| 4 | Promotional | 5 | 100.40 | Proprietary Card | Female | Married | 28 |
| 5 | Regular | 2 | 54.00 | MasterCard | Female | Married | 34 |
| 6 | Regular | 1 | 44.50 | MasterCard | Female | Married | 44 |
| 7 | Promotional | 2 | 78.00 | Proprietary Card | Female | Married | 30 |
| 8 | Regular | 1 | 22.50 | Visa | Female | Married | 40 |
| 9 | Promotional | 2 | 56.52 | Proprietary Card | Female | Married | 46 |
| 10 | Regular | 1 | 44.50 | Proprietary Card | Female | Married | 36 |
| 11 | Regular | 1 | 29.50 | Proprietary Card | Female | Married | 48 |
| 12 | Promotional | 1 | 31.60 | Proprietary Card | Female | Married | 40 |
| 13 | Promotional | 9 | 160.40 | Visa | Female | Married | 40 |
| 14 | Promotional | 2 | 64.50 | Visa | Female | Married | 46 |
| 15 | Regular | 1 | 49.50 | Visa | Male | Single | 24 |
| 16 | Promotional | 2 | 71.40 | Proprietary Card | Male | Single | 36 |
| 17 | Promotional | 3 | 94.00 | Proprietary Card | Female | Single | 22 |
| 18 | Regular | 3 | 54.50 | Discover | Female | Married | 40 |
| 19 | Promotional | 2 | 38.50 | MasterCard | Female | Married | 32 |
You create the frequency distribution by categories, not with the whole data set.
The frequency distributions are as follows:
| Type of Customer | ||
| frequency | percent | |
| Regular | 9 | 47.4 |
| Promotional | 10 | 52.6 |
| 19 | 100.0 |
| Items | ||
| frequency | percent | |
| 1 | 9 | 47.4 |
| 2 | 6 | 31.6 |
| 3 | 2 | 10.5 |
| 5 | 1 | 5.3 |
| 9 | 1 | 5.3 |
| 19 | 100.0 |
| Net Sales | cumulative | |||||||
| lower | upper | midpoint | width | frequency | percent | frequency | percent | |
| 20.0 | < | 39.9999 | 30.0 | 20.0 | 6 | 31.6 | 6 | 31.6 |
| 40.0 | < | 59.9999 | 50.0 | 20.0 | 6 | 31.6 | 12 | 63.2 |
| 60.0 | < | 79.9999 | 70.0 | 20.0 | 3 | 15.8 | 15 | 78.9 |
| 80.0 | < | 99.9999 | 90.0 | 20.0 | 1 | 5.3 | 16 | 84.2 |
| 100.0 | < | 119.9999 | 110.0 | 20.0 | 2 | 10.5 | 18 | 94.7 |
| 120.0 | < | 139.9999 | 130.0 | 20.0 | 0 | 0.0 | 18 | 94.7 |
| 140.0 | < | 159.9999 | 150.0 | 20.0 | 0 | 0.0 | 18 | 94.7 |
| 160.0 | < | 179.9999 | 170.0 | 20.0 | 1 | 5.3 | 19 | 100.0 |
| 19 | 100.0 | |||||||
| Method of Payment | ||
| frequency | percent | |
| Proprietary Card | 10 | 52.6 |
| Discover | 2 | 10.5 |
| MasterCard | 3 | 15.8 |
| Visa | 4 | 21.1 |
| 19 | 100.0 |
| Gender | ||
| frequency | percent | |
| Male | 3 | 15.8 |
| Female | 16 | 84.2 |
| 19 | 100.0 |
| Marital Status | ||
| frequency | percent | |
| Single | 3 | 15.8 |
| Married | 16 | 84.2 |
| 19 | 100.0 |
| Age | cumulative | |||||||
| lower | upper | midpoint | width | frequency | percent | frequency | percent | |
| 20 | < | 24.99 | 23 | 5 | 2 | 10.5 | 2 | 10.5 |
| 25 | < | 29.99 | 28 | 5 | 1 | 5.3 | 3 | 15.8 |
| 30 | < | 34.99 | 33 | 5 | 5 | 26.3 | 8 | 42.1 |
| 35 | < | 39.99 | 38 | 5 | 3 | 15.8 | 11 | 57.9 |
| 40 | < | 44.99 | 43 | 5 | 5 | 26.3 | 16 | 84.2 |
| 45 | < | 49.99 | 47 | 5 | 3 | 15.8 | 19 | 100.0 |
| 19 | 100.0 | |||||||
Simply count the values and those will be your frequencies. And that's how you create the frequency distribution.