Question.2: Let Y - X2. (a) Find the pdf of Y when the distribution of X is normal N (0, 1). (b) Find the pdf of Y when the pdf of X is given by S(2) - -1<1<1 (c) Find the mean and the variance of Y in (a) and (b).

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.