Consider the data set in Table 1 consisting of the scores of two variables on each of seven individuals

Table 1 Use K - Means clustering group this dataset into three clusters .

Individual 1 2 3 4 Variable 1 1.0 1.5 3.0 5.0 3.5 4.5 3.5 Variable 2 1.0 2.0 4.0 7.0 5.0 5.0 4.5 5 6 7