Use the following to answer questions :
A clinic administers two drugs to two groups of randomly assigned patients to cure the same disease: 70 patients received Drug I and 80 patients received Drug II.The following table gives the information about the numbers of patients cured and those not cured by each of these two drugs.

-To perform a chi-square test of homogeneity for this contingency table at the 10% significance level,what is the critical value of chi-square?
A)5.991
B)4.605
C)3.841
D)2.706

Question

Use the following to answer questions :
A clinic administers two drugs to two groups of randomly assigned patients to cure the same disease: 70 patients received Drug I and 80 patients received Drug II.The following table gives the information about the numbers of patients cured and those not cured by each of these two drugs.
 
-To perform a chi-square test of homogeneity for this contingency table at the 10% significance level,what is the critical value of chi-square?
A)5.991 
B)4.605 
C)3.841 
D)2.706

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The Answer of Use the following to answer questions :
A clinic administers two drugs to two groups of randomly assigned patients to cure the same disease: 70 patients received Drug I and 80 patients received Drug II.The following table gives the information about the numbers of patients cured and those not cured by each of these two drugs.
 
-To perform a chi-square test of homogeneity for this contingency table at the 10% significance level,what is the critical value of chi-square?
A)5.991 
B)4.605 
C)3.841 
D)2.706

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