A certain school classified 1,725 students according to the following categories of intelligence: dull, average, intelligent and
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A certain school classified 1,725 students according to the following categories of intelligence: dull, average, intelligent and family economic levels: rich, middle class, and poor. The result is as follows:
Categories of Intelligence | Dull | Average | Intelligent | Total |
Economic Level | ||||
Rich | 81 | 322 | 233 | 636 |
Middle Class | 141 | 457 | 153 | 751 |
Poor | 127 | 163 | 48 | 338 |
Total | 349 | 942 | 434 | 1725 |
Using this result, can we conclude that intelligence is related to economic level? Use 1 percent level of significance.
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