Use the Table for the Question(s)below

question 38

Essay

Use the table for the question(s)below.
Consider the following two quotes for XYZ stock:
-What are your net proceeds if you purchased 2500 shares of XYZ stock on November 11th and then sold them a week later on November 18th?

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Definitions:

E(X + Y)

The expected value of the sum of two random variables, equal to the sum of their individual expected values.

Covariance

A measure that indicates the extent to which two variables change together, but does not indicate the strength of their relationship.

Independent

Not influenced by or dependent on another variable; in statistics, it often means that the occurrence of one event does not affect the probability of another event.

COV(X,Y)

Covariance between two variables X and Y, measuring the extent to which the variables change together and indicating the direction of their linear relationship.