Chapter 2- Descriptive Statistics-Graphical Presentations

Chapter 2- Descriptive Statistics-Graphical Presentations -...

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Unformatted text preview: Chapter 2 Descriptive Statistics: Summarizing Qualitative Data and Summarizing Quantitative Data A: Summarizing Qualitative data: By frequency distribution, relative frequency distribution. Table 2.1: Data from a sample of 50 soft drink purchases (page 28) . This data is in your disk. So you can download this data from your CD disk (softDrink is the name of the data). Brand of drinks Coke Classic Sprite Pepsi-Cola Diet Coke Coke Classic Coke Classic Pepsi-Cola Diet Coke Coke Classic Diet Coke Coke Classic Coke Classic Coke Classic Diet Coke Pepsi-Cola Coke Classic Coke Classic Dr. Pepper Dr. Pepper Sprite Coke Classic Diet Coke Pepsi-Cola Diet Coke Pepsi-Cola Coke Classic Pepsi-Cola Pepsi-Cola Coke Classic Pepsi-Cola Coke Classic Coke Classic Pepsi-Cola Dr. Pepper Pepsi-Cola Pepsi-Cola Sprite Coke Classic Coke Classic Coke Classic Sprite Dr. Pepper Diet Coke Dr. Pepper Pepsi-Cola Coke Classic Pepsi-Cola Sprite Coke Classic Diet Coke Create (i) a frequency Distribution for this Qualitative data (ii) Relative Frequency Distribution (iii) Percent Frequency Distribution (iv) Bar Graph (v) Pie Chart Frequency distribution of Brand purchased: A frequency distribution is a tabular summary of data showing the frequency (or number) of items in each of several non-overlapping classes. The objective is to provide insights about the data that cannot be quickly obtained by looking only at the original data. Page 1 of 7 Brand Purchased Frequency Coke classic 19 Diet Coke 8 Dr. Pepper 5 Pepsi Cola 13 Sprite 5 Total 50 You can create this frequency distribution by hand and also by MINITAB. You can create this frequency distribution by hand and also by MINITAB....
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This note was uploaded on 02/10/2012 for the course MGT 101 taught by Professor Staff during the Fall '10 term at Texas State.

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Chapter 2- Descriptive Statistics-Graphical Presentations -...

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