Suppose you have given data to be clustered using k$-$means.

a$.$ How can you determine a value for k$?$ How will the choice of k affect your result?

b$.$ Perform two iterations on the given data. State the assumptions clearly and the reason behind it$.$

Point Co$-$ordinate

P$1(2,6)$

P$2(3,8)$

P$3(4,7)$

P$4(6,2)$

P$5(6,4)$

P$6(7,3)$

P$7(7,4)$

P$8(8,5)$

P$9(7,6)$

P$10(3,4)$