EM

 RANDOM VARIABLE RANDOM VARIABLE   A real valued function defined on the outcome of a probability experiment is called a random variable *__...

  CONDITIONAL PROBABILITY MARGINAL PROBABILITY A Probability of only one event that takes places is called a marginal probability.     * ___...

  PROBLEMS BASED ON INDEPENDENT EVENTS OR NOT MUTUALLY EXCLUSIVE EVENTS $P(A \cup B)=P(A)+P(B)-P(A \cap B)$ (OR) $ P(A \cap B)=P(A).P(B)$ EX...

  PROBLEMS BASED ON MUTUALLY EXCLUSIVE EVENTS OR DISJOINT EVENTS $ { P(A \cup B)=P(A)+P(B)}  $ (OR) $ { P(A + B)=P(A)+P(B)}$ EXAMPLE 1 One c...

 PROBLEM BASED ON P(A)=n(A)/n(B)   PROBLEM 1 . Find the probability that exactly one head appears in a single throw of a fair coin Solution:...