5. When do we use statistics? When do we use parameters? What kind of symbols are used for both? 

Organize the  scores below in a table showing simple frequency, cumulative frequency, and relative frequency.  After doing so, graph the data set choosing an appropriate technique.  Explain why you did not use the other graphical options.  16, 11,  13, 12, 11, 0,  16, 12, 16, 15, 16,  11, 13, 16, 12, 11

2.  Distinguish between a smple and a population. Which is more commonly used in research? Why? 

Why are different scales of measure useful?  Discuss  the different types  we talked about in class, and provide an example for each of them.  In your answer, address the difference between continuous and discrete variables. 

8. Suppose after this exam, I come into class and announce that the exam results were positively skewed. What conclusions would you draw about the data set of exam scores? 

10. In science we sometimes have to do score transformations. Why are they important/necessary? Provide an example. 

4. Distinguish between a positive and negative correlation. In your answer, provide an example of each.   

One of the objectives of the first module Topic 1-1 is:

Complete the quote provided in the Units and Standards section of Topic 1-1 Units module. “By failing to prepare, ….

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