Confidence interval for the rate of effectiveness

Assignment Help Basic Statistics

Reference no: EM1392902

A new drug is being tested for its effectiveness to treat a certain type of infection. It was effective in 119 cases out of 170.

(a) Construct a 95% confidence interval for the rate of effectiveness of the new drug for treating this type of infection.

(b) Without constructing the 98% confidence interval for the rate of effectiveness, would you expect the interval to be longer or shorter compared to the 95% confidence interval? Why?

(c) Construct a 98% confidence interval for the rate of effectiveness of the new drug for treating this type of infection.

Reference no: EM1392902

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