Read this thread: http://www.mathhelpforum.com/math-he...tion-help.html
Your question is easier.
Suppose that the actual amount of instant coffee that a filling machine puts into "6-ounce" jar is a random variable having a normal distribution with σ=0.05 ounce. If only 3 percent of the jar are to contain less than 6 ounces of coffee, what must be the mean fill of these jar?
Read this thread: http://www.mathhelpforum.com/math-he...tion-help.html
Your question is easier.