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Use chi square goodness to fit of Independence please state the hypothesis and null hypothesis To test the effectiveness of a new drug, a researcher
Use chi square goodness to fit of Independence please state the hypothesis and null hypothesis
To test the effectiveness of a new drug, a researcher gives one group of individuals the new drug and another group a placebo. The results of the study are shown below. at the 0.01 level of significance, can the researcher conclude that the drug is effective> In other words are the results independent of the method of treatment.
Medication effective not effective
Drug 32 9
Placebo 12 18
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