Tests based on Chi-Square distribution using R.
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A coin is tossed 100 times with the following results. X represents the number of heads appeared and f represents the corresponding frequency. x - 0,1,2,3,4,5,6,7,8 f - 4,12,24,32,14,8,4,1,1 Test whether the coin is unbiased at 5% level of significance.
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The following data gives the classification of college students with respect to their intelligence and economic conditions.
Test whether there is association between intelligence and economic conditions.