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# STAT 3309 Spring 2013 HOMEWORK #1 MAKE TWO COPIES OF YOUR EXCEL OUTPUT (We'll use the extra for Homework #2) The insurance agent at Central Insurance...

need help with my statistics home work
Answer (neatly) the following: 1. Find and list (4 decimal places) the following values: n , x , x , M d , mode, range, s , and the minimum and maximum data value. 2. Calculate x 2 using your calculator. (show work if you want partial credit). 3. Calculate: SHOW YOUR WORK!!!!! a) Variance (calculate it in the most efficient way possible using only one of the answers you gave in question #1) b) Even though the standard deviation appears on your output, use information you obtained from questions #1 and #2 to calculate the standard deviation using the appropriate formula given in class. c) Coefficient of variation 4. Write out (by hand) the frequency distribution for this data (this is not found on your EXCEL output). See your class notes and use some of the work you did to create classes in order to construct the Histogram in EXCEL. 5. What is the relative frequency of the 3 rd class? Show your work. 6. Look at the histogram. Describe the shape (as discussed in class) of the distribution (use complete sentence(s)).
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