A consultant has three sources of
income—from
teaching short courses, from selling
computer software, and from advising on projects. His
expected annual incomes from these sources are
$40,000,
$25,000,
and
$18,000,
and the respective standard deviations are
$4,000,
$5,000,
and
$6,000.
Assuming independence, find the mean and standard
deviation of his total annual income.
- A Consultant Has Three Sources Of Income From Teaching Short Courses From Selling Computer Software And From Advisin 1 (55.74 KiB) Viewed 40 times
A consultant has three sources of income—from teaching short courses, from selling computer software, and from advising on projects. His expected annual incomes from these sources are $40,000, $25,000, and $18,000, and the respective standard deviations are $4,000, $5,000, and $6,000. Assuming independence, find the mean and standard deviation of his total annual income. uw = $ (Round to the nearest dollar as needed.) ow = $ (Round to the nearest dollar as needed.)