Patricia P.

asked • 04/26/22

Level of Significance

A new treatment for a certain disease is claimed to be effective in more than 80 % of cases . To test this claim the treatment was given to 100 randomly selected patients . The treatment was effective in 85 out of the 100 patients . What is the conclusion at a 5 % level of significance ?


Reject the null hypothesis .There is sufficient evidence to claim that the treatment is effective in more than 80 % of cases


Reject the null hypothesis .There is not sufficient evidence to claim that the treatment is effective in more than 80 % of cases


Fail to reject the null hypothesis. There is sufficient evidence to claim that the treatment is effective in more than 80 % of cases



Fail to reject the null hypothesis. There is not sufficient evidence to claim that the treatment is effective in more than 80 % of cases


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