In: Statistics and Probability
4. A sample of employees at Jumbo Electronics was
asked to indicate a preference for 3 pension plans. The results are
given below, Does it seems that there is a relationship between the
pension plan selected and the job classification of the employees.
Use point 0.01% significance level to calculate Chi Square.
Job Class Pension Plan
Plan A Plan B Plan C
Supervisor 10 13 29
Clerical 19 80 19
Labor 81 57 22