suppose two machines produce 1 inch diameter pipes with different degrees of precision. A random sample of 20 pipes is taken from each machine, yielding observed standard deviations of s1= .002 and s2= .005. Using alpha = .02 , should we conclude that the two population variances differ?
https://cheapcustompapers.org/wp-content/uploads/2021/05/cheap-custom-papers.png 0 0 ccpadmin https://cheapcustompapers.org/wp-content/uploads/2021/05/cheap-custom-papers.png ccpadmin2021-08-05 07:00:302021-08-06 07:46:07suppose two machines produce 1 inch diameter pipes with different degrees of precision. A random sam