THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING

question 89

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
An investor puts $15,000 into each of four stocks,labeled A,B,C,and D.The table shown below contains the means and standard deviations of the annual returns of these four stocks.

-Assuming that the returns of these four stocks are independent of each other,find the mean,and standard deviation of the total amount that this investor earns in one year from these four investments.

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Definitions:

Labia Minora

The smaller, inner folds of skin surrounding the vaginal opening, playing a role in protecting the vaginal and urethral openings.

Labia Majora

The larger outer folds of skin that enclose and protect the other external reproductive organs in females.

Cervical Canal

The narrow passage forming the lower part of the uterus, connecting the uterine cavity with the vagina.

Anatomical Position

The standard reference position for the body used in anatomy to describe the locations of structures, where the body is upright, facing forward, arms at the sides with palms facing forward.