677 WordsMay 20, 20143 Pages

MATH 533
3/17/2013
Course Project: Part A- Exploratory Analysis
The following report presents the detailed statistical analysis of the data collected from a sample of credit customers in the department chain store AJ DAVIS.
The 1st individual variable considered is Location. It is a categorical variable. The three subcategories are Urban, Suburban and Rural. Since this is a categorical variable, the measures of central tendency and descriptive statistics has not been calculated for this variable. The frequency distribution and pie chart are given as follows:
|Frequency Distribution: |
|Location |Frequency |
|Urban |21 |
|Suburban |15 |
|Rural |14 |
[pic]
From the frequency distribution and pie chart, it is evident that the maximum number of customers belongs to the rural category (42%), followed by those in the suburban category (30%). Only 28% of the customers belong to the urban category.
The 2nd individual variable considered is Size. It is a quantitative variable. The measures of central tendency, variation and other descriptive statistics have been calculated for this variable and are given as follows:
|Descriptive Statistics: |
|Size |
|Mean |4.5 |
|Standard Error |0.35714286 |
|Median |4.5 |
|Mode |1 |
|Standard Deviation |2.52538136 |
|Sample Variance |6.37755102 |
|Kurtosis |-1.4861971 |
|Skewness |1.8881E-17 |
|Range

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