Posted by Harley on Saturday, June 25, 2011 at 9:29pm.
1. The qualitycontrol inspector of a production plant will reject a batch of syringes if two or more defective syringes are found in a random sample of eight syringes taken from the batch. Suppse the batch contains 2% defective syringes. Find sigma.
Please show work.
Thanks

statistics  TutorCat, Saturday, June 25, 2011 at 11:34pm
sigma = sqrt [np(1p)]
http://stattrek.com/Lesson2/Binomial.aspx 
statistics  Tom, Tuesday, February 24, 2015 at 11:53pm
.099