Purchase Solution

Control limits

Not what you're looking for?

Ask Custom Question

A cola dispensing machine is set to depense 9 ounces per cup with a standard deviation of .5 oz .THe manufacturer would like to set the control limits so that for samples of 16, 5% of the sample means will be greater than the upper limit and 5% of the sample means less than the lower limit.

a at what values should the control limits be set

b what is the probability a shift int he mean to 8.8 ounces will be detected

c. what is the probability a shift in the mean to 9.1 ounces will nto be detected?

Purchase this Solution

Solution Summary

This solution shows how to set control limits for a sample mean when sampling from a cola machine.

Solution Preview

Please see the attached Word document for the solution to this exercise.

A cola dispensing machine is set to dispense 9 ounces per cup with a standard deviation of .5 oz .The manufacturer would like to set the control limits so that for samples of 16, 5% of the sample means will be greater than the upper limit and 5% of the sample means less than the lower limit.

The key to solving this problem is to find the distribution of ...

Purchase this Solution


Free BrainMass Quizzes
Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.