A Principle Component Can Be Defined As $$z = b _ { 1 } X _ { 1 } + b _ { 2 } X _ { 2 } + \ldots + b _ { m } X _ { m }$$

Multiple Choice

A principle component can be defined as
$$z = b _ { 1 } X _ { 1 } + b _ { 2 } X _ { 2 } + \ldots + b _ { m } X _ { m }$$
Where the b values

A) explain as much variance in the correlation matrix as possible
B) maximize
C) minimize11eda77f_f68e_2806_878c_018afaf14b5a_TB3642_11
D) are orthogonal