Author Question: An important numerical measure of the shape of a distribution is the a. variance. b. z-score. c. ... (Read 137 times)

robinn137 · **on:** Jun 24, 2018

An important numerical measure of the shape of a distribution is the
a. variance.
b. z-score.
c. coefficient of variation.
d. skewness.

Question 2

A mutual fund manager must decide how much money to invest in Atlantic Oil (A) and how much to invest in Pacific Oil (P). At least 60 of the money invested in the two oil companies must be in Pacific Oil. A correct modeling of this constraint is
a. 0.4A + 0.6P > 0.
b. -0.4A + 0.6P > 0.
c. 0.6A + 0.4P > 0.
d. -0.6A + 0.4P > 0.