The accompanying data file shows the salary (in $) and work experience (in years) for 100 employees
Question:
The accompanying data file shows the salary (in $) and work experience (in years) for 100 employees in a marketing firm.
| Salary | Experience |
| 96413 | 26 |
| 85859 | 20 |
| 38851 | 4 |
| 30846 | 3 |
| 43078 | 25 |
| 79588 | 13 |
| 138118 | 30 |
| 122792 | 28 |
| 66903 | 12 |
| 53097 | 5 |
| 46146 | 5 |
| 33339 | 1 |
| 110998 | 28 |
| 129450 | 23 |
| 83950 | 21 |
| 146507 | 28 |
| 159054 | 25 |
| 221086 | 30 |
| 13305 | 22 |
| 30867 | 16 |
| 54868 | 9 |
| 59593 | 23 |
| 189092 | 23 |
| 47257 | 13 |
| 35044 | 3 |
| 60304 | 11 |
| 82525 | 17 |
| 161507 | 28 |
| 39462 | 18 |
| 121539 | 29 |
| 40294 | 7 |
| 67330 | 9 |
| 190576 | 27 |
| 36302 | 4 |
| 60434 | 27 |
| 39094 | 6 |
| 182040 | 0 |
| 73364 | 24 |
| 71574 | 8 |
| 138535 | 28 |
a. Construct the frequency and the relative frequency distributions for the Salary variable. Use five intervals with widths of 0 < x ≤ 50,000, 50,000 < x ≤ 100,000, etc. How many employees earn between $100,000 and $150,000? What proportion of the employees earns at most $200,000?
b. Construct the frequency and the relative frequency distributions for the Experience variable. Use five intervals with widths of 0 < x ≤ 6, 6 < x ≤ 12, etc. How many employees have between 6 and 12 years of experience? What proportion of the employees has more than 24 years of experience?
Step by Step Answer:
a b R CodeImport the data file into a data frame table and label it myDatacreating frequency a...View the full answer
Business Analytics
ISBN: 9781265897109
2nd Edition
Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen
