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Testing of hypothesis

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Two hundred managers from various levels were randomly selected and interviewed regarding their concern about environmental issues.
The response of each person was tallied into one of three categories: no concern, some concern, and great concern. The results were:

Level of Management No Concern Some Concern Great Concern
Top management 15 13 12
Middle management 20 19 21
Supervisor 7 7 6
Group leader 28 21 31
Use the .01 significance level to determine whether there is a relationship between management level and environmental concern.

Column1 Column2 Column3

Mean 17.5 Mean 15 Mean 17.5
Standard Error 4.406434689 Standard Error 3.16227766 Standard Error 5.454356057
Median 17.5 Median 16 Median 16.5
Mode #N/A Mode #N/A Mode #N/A
Standard Deviation 8.812869378 Standard Deviation 6.32455532 Standard Deviation 10.90871211
Sample Variance 77.66666667 Sample Variance 40 Sample Variance 119
Kurtosis -0.023098602 Kurtosis -1.7 Kurtosis -1.313890262
Skewness 0 Skewness -0.632455532 Skewness 0.41906217
Range 21 Range 14 Range 25
Minimum 7 Minimum 7 Minimum 6
Maximum 28 Maximum 21 Maximum 31
Sum 70 Sum 60 Sum 70
Count 4 Count 4 Count 4
Confidence Level(0.99%) 0.059345876 Confidence Level(0.99%) 0.042589565 Confidence Level(0.99%) 0.073459284

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