[ORDER SOLUTION] Normal Probability Distributions
Topic: Normal Probability Distributions
Instructions.
Discuss each of the following questions in a brief and complete essay in which you summarize the main points. Please include formulas and graphs as appropriate.
1. Why are standard z values so important ?
2. Is it true that z values have no units of measurement ?
3. Why would this be desirable for comparing data sets with different units of measurement ?
4. How can we assess differences in quality or performance by simply comparing z values under a standard normal curve ? (Examine the formula to compute standard z-scores).
Bonus Writing Assignment
Discuss the following situation and write a brief and complete essay in which you summarize the main points. Please include formulas and graphs as appropriate.
Most companies that manufacture a product have a division of quality control or quality assurance. The purpose of the quality-control division is to make reasonably certain that the products manufactured are up to company standards. Write a brief essay in which you describe how the statistics you have learned so far could be applied to an industrial application.