It should be C) Item 3
What I imagine the characteristics of individual evidence would be a piece of evidence that can be traced back to only a certain individual. The other pieces of evidence could be used by anybody.
Answer:
The respiratory system transports oxygen to cells, while the circulatory system provides oxygen for cells.
Answer:
14
Explanation:
For independent variables X and Y;
S.D(X - Y) is expanded as :
S.D(X) + S.D(Y)
If S.D(X) = 6 and S.D(Y) = 8 ; where, X and Y are independent ;
SD(X-Y) = SD(X) + SD(Y)
SD(X - Y) = 6 + 8
SD(X - Y) = 14
