Give examples for the following cases or explain why such case does not exist (a) x1 and x2 two identically distributed independent r. v. or random variables. (b) x1 and x2 two identically distributed dependent r. v. (c) x1 and x2 non-identical but independent r. v. (d) x1 and x2 non-identical and also dependent r. v

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

What fraction is equivalent to 0.46464646··· a. 46⁄99 b. 46⁄999 c. 46⁄100 d. 23⁄50

Abcd is reflected across the x- axis, then rotated 90 clockwise about the orgin, and finally reflected across the line y= x to form a’ b’ c’ .