Are the types of professional jobs held in the computing industry…

Are the types of professional jobs held in the computing industry independent of the number of years a per- son has worked in the industry? Suppose 242 workers are interviewed. Use the results obtained to determine whether type of professional job held in the computer industry is independent of years worked in the indus- try. Let a = .01.
Professional Position
Manager Programmer Operator Systems Analyst
0-3 6 38 11 13
years 4 -8 28 16 23 24
More than 8 42 10 12 19

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