Problem $13-2($Algo$)$ Expected value and standard deviation $[$LO$13-$

$1]$

Myers Business Systems is evaluating the introduction of a new product. The

possible levels of unit sales and the probabilities of their occurrence are given next:

a$.$ What is the expected value of unit sales for the new product?

Note: Do not round intermediate calculations and round your answer to the

nearest whole unit.

Expected value

$44$ units

b$.$ What is the standard deviation of unit sales?

Note: Do not round intermediate calculations. Round your answer to $2$ decimal

places.

Standard deviation

units