A large company is interested in knowing whether there is any relationship between a person's age and that person's opinion about a new wage incentive plan. A random sample of 100 employees was selected and cross-classified as shown below.

Opinion

Opposed

Neutral

 In Favour 

Under 35

5

5

10

35 to 55

10

30

10

Over 55

15

10

5

At the 1% level of significance, can it be concluded that there is a relationship between an employee's age and an employee's opinion about the new wage incentive plan? Formulate and test the appropriate hypotheses. Use the critical value approach.