A restaurant manager is interested in investigating whether the main course ordered and the dessert ordered are related. The table below shows the results of a survey.
Fish | Meat | Vegetarian | |
---|---|---|---|
Cake | 91 | 99 | 48 |
Ice Cream | 108 | 101 | 48 |
Pie | 117 | 110 | 41 |
What can be concluded at the αα = 0.10 significance level?
The statistical software output for this problem is :
Independence
Main course and dessert are independent.
Main course and dessert are dependent.
The test-statistic for this data = 2.884
The p-value for this sample = 0.5774
The p-value is greater than α
fail to reject the null
There is insufficient evidence to conclude that the distribution of dessert orders is the same for each main course that is ordered.
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