Solve the following problems.

B. Directions: Solve the following problems. Write your final answer inside the box. 1. An investment will be worth PHP 1,000, PHP 2,000, or PHP 5,000 at the end of the year. The probabilities of these values are 0.25, 0.60 and 0.15, respectively. Find the mean, variance, and the standard deviation of the worth of the investment. X P(X) X . P(X) X - H (X -1) 2 (X -1) 2 . P(X) Mean Variance Standard Deviation