upper and lower limits, Mathematics

A critical dimension of the service quality of a call center is the wait time of a caller to get to a sales representative. Periodically, random samples of 6 customer calls are measured for time. Results from the last six samples of n = 7 are given in the following table.

17_11.png


a)    Management is willing to use 3-sigma limits. Using the factors in Table, justify upper and lower limits for mean and range charts.
b)    place sample means and ranges on their respective control charts. Is the process in control?

 

Posted Date: 3/19/2013 2:17:32 AM | Location : United States







Related Discussions:- upper and lower limits, Assignment Help, Ask Question on upper and lower limits, Get Answer, Expert's Help, upper and lower limits Discussions

Write discussion on upper and lower limits
Your posts are moderated
Related Questions

bananas are on sale for 3 pounds for $2. At that price how many pounds can you buy for $22



The freshman class is participating in a fundraiser. Their target is to raise $5,000. After the first two days of the fundraiser, they have raised 32 percent of their goal. How man

what is x(5x4)=26?

The law of cosines can only be applied to acute triangles. Is this true or false?

The actual solution is the specific solution to a differential equation which not only satisfies the differential equation, although also satisfies the specified initial conditions

What is the slope of the line tangent to f(x)=3-2 ln(2x^2+4) at the point (4, f(4))

Determine the differential for following.                                      y = t 3 - 4t 2 + 7t Solution Before working any of these we have to first discuss just