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In: Statistics and Probability

4. A sample of employees at Jumbo Electronics was asked to indicate a preference for 3...

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



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