A number of employees at a chemical plant were asked to indicate a preference from one of the three pension plans. The results are given in the following table. Is there a relationship between the pension plan selected and job classification of the employees? Use σ = .05 level of significance.
JobClass/Plan PlanA -PlanB- PlanC Total
Suspension 20 26. 58
Chemical 38 160 38
Labor 162 114 44
Total
JobClass/Plan PlanA -PlanB- PlanC Total
Suspension 20 26. 58
Chemical 38 160 38
Labor 162 114 44
Total