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A person wants to determine whether the proportion of children born each day of the week is the same or not in a city; that
A person wants to determine whether the proportion of children born each day of the week is the same or not in a city; that is, the expected relative frequencies are as follows:
Day of Week | Relative Frequency |
Sunday | 1/7 |
Monday | 1/7 |
Tuesday | 1/7 |
Wednesday | 1/7 |
Thursday | 1/7 |
Friday | 1/7 |
Saturday | 1/7 |
The person randomly selected a sample of 500 children and the result is as follows:
Day of Week | Frequency |
Sunday | 57 |
Monday | 78 |
Tuesday | 74 |
Wednesday | 76 |
Thursday | 71 |
Friday | 81 |
Saturday | 63 |
At the = 0.01 level of significance, is there evidence that the proportion of children born each day of the week is the same?
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