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Unformatted text preview: Getting Started with Minitab Prof. Frydman September 4th, 2003 1 Handling the file • To open the data file, – go to File > Open Worksheet – Then select the file with the extension “.dat” and – then click “option” and choose “Free Format” then “OK” then “Open” • To save the file(worksheet, project and graph), – Go to File > Save worksheet as (Save project as/ Save graph as) – Type the name as you wish then click OK. 2 Definitions we need to know • class • class frequency • class relative frequency • qualitative data • quantitative data • mean (box plot) • median • mode • central tendancy • variability • variance • standard deviation 1 • range • (relative standing) • (quantiles) • (outlier) • distribution 3 Bar Graph • Cons:You can not see individual data in the graph • Pros:But it captures how it is distributed. and it is particularly usuful when you have many data points. Rhino Species Population Estimated African Black 2600 African White 8465 (Asian)Sumatran 400 (Asian)Javan 70 (Asian) Indian 2050 Table 1: The Number of Rhinos of Each Species 3.1 Construct a relative frequency table • Go to “Calc > Calculator”. • Then, Indicate where to “store the result in”, for example c3 • Then type the calculation algorism. In this case, you want to know the relative frequency, then type c 2 / (total number of Rhinos). • Then click OK. Then you will see all result appears in c3....
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This note was uploaded on 11/07/2011 for the course ECON UA.18.1-01 taught by Professor Romanfrydman during the Fall '11 term at NYU.
- Fall '11