Mathematics, 05.07.2021 14:00 cmikell124
A researcher classified 950 school students according to intelligence and family economic level. A condensed classification is given in the following table. Classes Dull Intelligent Very Capable Very Well Clothed 61 103 66 Well Clothed 128 285 177 Poorly Clothed 36 52 42 Test the hypothesis that there is no association between the two criteria of classification (i. e. intelligence and family economic level) at the 1 percent level of significance.
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A researcher classified 950 school students according to intelligence and family economic level. A c...
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