Question: Use the data file DemoKTC file to conduct the following analysis. (a) Use k-means clustering...
Question: Use the data file DemoKTC file to conduct the following analysis.
| (a) | Use k-means clustering with a value of k = 3 to cluster based on the Age, Income, and Children variables to reproduce the results in Appendix 4.2. | ||||||
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| (b) | Repeat the k-means clustering for values of: | ||||||
| k = 2 | |||||||
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| k = 4 | |||||||
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| k = 5 | |||||||
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| (c) | How many clusters do you recommend? Why? | ||||||
| Age | Female | Income | Married | Children | Car Loan | Mortgage |
| 48 | 1 | 17546.00 | 0 | 1 | 0 | 0 |
| 40 | 0 | 30085.10 | 1 | 3 | 1 | 1 |
| 51 | 1 | 16575.40 | 1 | 0 | 1 | 0 |
| 23 | 1 | 20375.40 | 1 | 3 | 0 | 0 |
| 57 | 1 | 50576.30 | 1 | 0 | 0 | 0 |
| 57 | 1 | 37869.60 | 1 | 2 | 0 | 0 |
| 22 | 0 | 8877.07 | 0 | 0 | 0 | 0 |
| 58 | 0 | 24946.60 | 1 | 0 | 1 | 0 |
| 37 | 1 | 25304.30 | 1 | 2 | 1 | 0 |
| 54 | 0 | 24212.10 | 1 | 2 | 1 | 0 |
| 66 | 1 | 59803.90 | 1 | 0 | 0 | 0 |
| 52 | 1 | 26658.80 | 0 | 0 | 1 | 1 |
| 44 | 1 | 15735.80 | 1 | 1 | 0 | 1 |
| 66 | 1 | 55204.70 | 1 | 1 | 1 | 1 |
| 36 | 0 | 19474.60 | 1 | 0 | 0 | 1 |
| 38 | 1 | 22342.10 | 1 | 0 | 1 | 1 |
| 37 | 1 | 17729.80 | 1 | 2 | 0 | 1 |
| 46 | 1 | 41016.00 | 1 | 0 | 0 | 1 |
| 62 | 1 | 26909.20 | 1 | 0 | 0 | 0 |
| 31 | 0 | 22522.80 | 1 | 0 | 1 | 0 |
| 61 | 0 | 57880.70 | 1 | 2 | 0 | 0 |
| 50 | 0 | 16497.30 | 1 | 2 | 0 | 0 |
| 54 | 0 | 38446.60 | 1 | 0 | 0 | 0 |
| 27 | 1 | 15538.80 | 0 | 0 | 1 | 1 |
| 22 | 0 | 12640.30 | 0 | 2 | 1 | 0 |
| 56 | 0 | 41034.00 | 1 | 0 | 1 | 1 |
| 45 | 0 | 20809.70 | 1 | 0 | 0 | 1 |
| 39 | 1 | 20114.00 | 1 | 1 | 0 | 0 |
| 39 | 1 | 29359.10 | 0 | 3 | 1 | 1 |
| 61 | 0 | 24270.10 | 1 | 1 | 0 | 0 |
Homework Answers
| (a) | Use k-means clustering with a value of k = 3 to cluster based on the Age, Income, and Children variables to reproduce the results in Appendix 4.2. |
||||||
|
|||||||
| (b) | Repeat the k-means clustering for values of: |
||||||
| k = 2 | |||||||
|
|||||||
| k = 4 | |||||||
|
|||||||
| k = 5 | |||||||
|
|||||||
| (c) | How many clusters do you recommend? Why? |
||||||
| The input in the box below will not be graded, but may be reviewed and considered by your instructor. |
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1. Implement the K-means algorithm using these two as a
reference.
2.Use Matlab’s implementation of kmeans to check your results on
the fisheriris dataset
(https://www.mathworks.com/help/stats/kmeans.html)
a. The fisheriris dataset is built into Matlab, and you can load
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b. Please note the labels are available for the dataset, so you
can check the performance of the kmeans algorithm on the
dataset.
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