Discussion:
Employees of Axolotl Corporation were sampled at random from pay records and asked to complete an anonymous job satisfaction survey, yielding the tabulation shown. Research question: At α= .05, is job satisfaction independent of pay category?
|
Pay Type
|
Satisfied
|
Neutral
|
Dissatisfied
|
Total
|
|
Salaried
|
20
|
13
|
2
|
35
|
|
Hourly
|
135
|
127
|
58
|
320
|
|
Total
|
155
|
140
|
60
|
355
|
State the hypothesis, show how the degrees of freedom are calculated, find the critical value of chi-square, and interpret the p-value. Tell whether the conclusions is sensitive to the level of significance chosen, identify cells that contribute the most to the chi-square statistic, and check for small expected frequencies.