A b c d question 31 of 55 question id 438783 a b c d

A)
B)
C)
D)
11.4%.
12.4%.
11.8%.
12.2%.
10% 40%
12% 40%
15% 20%
What is the expected return of the security?
Question #31 of 55
Question ID: 438783
The sample mean is an unbiased estimator of the population mean because the:
Question #32 of 55
Question ID: 438763
The covariance of returns on two investments over a 10-year period is 0.009. If the variance of returns for investment
A is 0.020 and the variance of returns for investment B is 0.033, what is the correlation coefficient for the returns?
Question #33 of 55
Question ID: 438754
The correlation coefficient for two dependent random variables is equal to:
the covariance between the random variables divided by the product of the variances.

B)
C)
D)
Question #34 of 55
Question ID: 438751
the product of the standard deviations for the two random variables divided by the
covariance.
the absolute value of the difference between the means of the two variables divided by the
product of the variances.
the covariance between the random variables divided by the product of the standard
deviations.
Which of the following statements about the correlation coefficient is TRUE ? The correlation coefficient is:
Question #35 of 55
Question ID: 438732
A)
B)
C)
D)
The characteristic function of the product of independent random variables is equal to the:
Question #36 of 55
Question ID: 438760
A scatter plot is a collection of points on a graph where each point represents the values of two variables (i.e., an X/Y
pair). The pattern of data points will illustrate a correlation between these two variables that is between:
A)
B)
C)
D)

Question #37 of 55
Question ID: 438747
A)
B)
C)
D)
Question #38 of 55
Question ID: 438757
A)
B)
C)
D)