Homework Help: statistics

Posted by Rose on Tuesday, October 18, 2011 at 8:02pm.

microfracture knee surgery has a 75% chance of success on patients with degenerative knees. The surgery is performed on 5 patients. Find the probability of the surgery being successful on less than 3 patients

statistics - MathGuru, Wednesday, October 19, 2011 at 6:32pm
Here is the easiest way to do this problem.

Use a binomial probability table.

n = 5
x = 0, 1, 2
p = .75

Add P(0), P(1), and P(2). This will be your probability.

I hope this helps.

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