Question: Apply single linkage cluster analysis to the first five records in the Excel file Sales Data , using the variables Percent Gross Profit, Industry Code,
Apply single linkage cluster analysis to the first five records in the Excel file Sales Data, using the variables Percent Gross Profit, Industry Code, and Competitive Rating, and draw a dendogram illustrating the clustering process. Please show steps.
| Sales Data | |||||
| Customer | Percent Gross Profit | Gross Sales | Gross Profit | Industry Code | Competitive Rating* |
| 1 | 51.0% | $170.00 | $86.70 | 1 | 2 |
| 2 | 32.0% | $181.00 | $57.92 | 3 | 4 |
| 3 | 20.0% | $203.00 | $40.60 | 2 | 2 |
| 4 | 22.0% | $249.00 | $54.78 | 5 | 1 |
| 5 | 21.0% | $476.00 | $99.96 | 5 | 1 |
| 6 | 21.0% | $476.00 | $99.96 | 5 | 4 |
| 7 | 22.0% | $635.00 | $139.70 | 2 | 3 |
| 8 | 34.0% | $856.00 | $291.04 | 3 | 3 |
| 9 | 26.0% | $1,062.00 | $276.12 | 4 | 2 |
| 10 | 16.6% | $1,110.00 | $183.71 | 7 | 3 |
| 11 | 20.0% | $1,153.00 | $230.60 | 7 | 3 |
| 12 | 36.0% | $1,392.00 | $501.12 | 4 | 2 |
| 13 | 18.0% | $1,743.00 | $313.74 | 4 | 2 |
| 14 | 20.0% | $2,307.00 | $461.40 | 7 | 3 |
| 15 | 5.0% | $2,534.00 | $126.70 | 4 | 5 |
| 16 | 29.0% | $2,683.00 | $778.07 | 7 | 2 |
| 17 | 10.0% | $2,780.00 | $278.00 | 2 | 3 |
| 18 | 37.0% | $3,272.00 | $1,210.64 | 5 | 3 |
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