Logo

A. P = ∑Poqo/∑poqo
B. P = ∑Poqo/∑pnqn
C. P = ∑Pnqo/∑poqo
D. P = ∑Poqn/∑poqo

Correct Answer: P = ∑Pnqo/∑poqo

Last Updated: June 18, 2019