Practical Business Statistics 7th Edition Andrew Siegel - Solutions

Overseas sales dropped sharply last month, and you do not know why. Moreover, you realize that you do not even have the numbers needed in order to tell what the problem is. You call a meeting to discuss how to solve the problem. Which statistical activity is involved at this stage?
Why is a confidence interval more useful than an estimated value?
Are statistical estimates always correct? If not, what else will you need (in addition to the estimated values) in order to use them effectively?
What can a statistical model help you accomplish? Which basic activity of statistics can help you choose an appropriate model for your data?
What is the design phase of a statistical study?
How should statistical analysis and business experience interact with each other?
Why is it worth the effort to learn about statistics Please answer for management in general.

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