MBA 501: Module 7 Homework
MBA 501: Module 7 Homework
Notes
Use Excel to answer the following questions. Copy and paste your Excel tables and graphs to this document and submit everything in one word file.
- Construct a histogram and a frequency polygon for the following data.
| Class Interval | Frequency |
| 30-under 32 | 5 |
| 32-under 34 | 7 |
| 34-under 36 | 15 |
| 36-under 38 | 21 |
| 38-under 40 | 34 |
| 40-under 42 | 24 |
| 42-under 44 | 17 |
| 44-under 46 | 8 |
- Are the advertising dollars spent by a company related to total sales revenue? The following data represent the advertising dollars and the sales revenues for various companies in a given industry during a recent year. Construct a scatter plot of the data from the two variables and discuss the relationship between the two variables.
| Advertising (in $millions) | Sales (in $millions) |
| 4.2 | 155.7 |
| 1.6 | 87.3 |
| 6.3 | 135.6 |
| 2.7 | 99.0 |
| 10.4 | 168.2 |
| 7.1 | 136.9 |
| 5.5 | 101.4 |
| 8.3 | 158.2 |