Chi-square test for contingency table.
A study regarding the relationship between age and the quantity of pressure sales personnel feel in relation to their jobs revealed following sample information. At the .01 significance level, is there a relationship between job pressure and age?
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Degree of Job Pressure
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Age (years)
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Low
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Medium
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High
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Less than 25
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20
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18
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22
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25 up to 40
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50
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46
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44
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40 up to 60
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58
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63
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59
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60 and older
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34
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43
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43
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