USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S)

question 85

Multiple Choice

USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S)
R_it = return for stock i during period t
R_mt = return for the aggregate market during period t
-Refer to Exhibit 5.1. What is the abnormal rate of return for Stock E during period t using only the aggregate market return (ignore differential systematic risk) ?

• A) 4.0 percent
• B) 2.0 percent
• C) 1.2 percent
• D) -1.05 percent
• E) -8.5 percent

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Definitions:

Bayes' Theorem

A mathematical formula that describes how to update the probabilities of hypotheses when given evidence.

Multiplication Law

A probability rule that determines the likelihood of two independent events occurring together by multiplying their individual probabilities.

Chebyshev's Theorem

A statistical theorem stating that for any set of data, the proportion of results that fall within k standard deviations from the mean is at least 1-1/k^2 for k>1.

Empirical Rule

A rule that can be used to compute the percentage of data values that must be within one, two, and three standard deviations of the mean for data that exhibit a bell-shaped distribution.