A company wants to investigate the relationship between the number of employees and the revenue generated. They collect data on 10 departments and record the number of employees and revenue for each department. The data is shown in the table below:

Department	Number of Employees	Revenue (in thousands of dollars)
1	10	15
2	15	20
3	20	30
4	25	35
5	30	40
6	35	50
7	40	60
8	45	70
9	50	80
10	55	90

Perform a factor analysis on this data and interpret the results. Assume a significance level of 0.05.