Let X be a uniformly distributed random variable. Assume P(X< 30)= 1/4; and P(X ≥ 50) = 1/4 a) Find f(x) & F(x).
b) Find the expected value and standard deviation of X.

The correct answer is addition

Where is the table?

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,