DISC 3332 Computer Assignments

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DISC 3332
Statistical Analysis for Business Applications II

Assignments must be typed. The only exceptions are mathematical symbols, which can be handwritten.
Do not turn in any computer printout. However, you may refer to the printout and paste (electronically or manually) parts of it (such as plots and tables).

For tests of hypotheses, you should include all of the following elements:
1. The two hypotheses, in words and in symbols.
2. Decision rule you are using (i.e., reject the null hypothesis if ...)
3. Value of the statistic you use and the corresponding critical value if appropriate.
4. Statistical decision (reject the null hypothesis, or fail to reject it).
5. Interpretation of the decision, in the words of the particular application.
6. Answer to the question asked, if appropriate.
For confidence intervals, you should include the following:
1. Numerical interval, including the parameter of interest, in symbols.
2. Interpretation, in the words of the particular application.