Discuss the benefits and the disadvantages of using standard
deviation, while specifically mentioning the effects of...
Discuss the benefits and the disadvantages of using standard
deviation, while specifically mentioning the effects of outliers
and how they may affect standard deviation.
Discuss the advantages and disadvantages for the interquartile
range and standard deviation in describing the variability present
in a distribution of scores.
The standard deviation of stock A is .60, while the standard
deviation of stock B is .80. If the correlation coefficient for A
and B is positive, then a portfolio that consists of 50% of stock A
and 50% of stock B MUST have a standard deviation _________. Assume
no short selling allowed.
a) Less than 0.5
b) Greater than 0.7
c) Greater than 0.5
d) Less than 0.6
e) Not enough information
The standard deviation of Asset A returns is 36%, while the
standard deviation of Asset M returns in 24%. The correlation
between Asset A and Asset M returns is 0.4. (a) The average of
Asset A and Asset M’s standard deviations is (36+24)/2 = 30%.
Consider a portfolio, P, with 50% of funds in Asset A and 50% of
funds in Asset M. Will the standard deviation of portfolio P’s
returns be greater than, equal to, or less than 30%?...
Discuss treatment of depression using medication versus using
psychotherapy. What are the
advantages/disadvantages/benefits/shortcomings of each? Which is
most effective?
What are the advantages and disadvantages of using
texting, instant messaging, and emailing in communications,
specifically business communications? What role, if any, does “body
language” play in business communications
Given the data set below, calculate the standard deviation
standard deviation using the defining formula
standard deviation using the computing formula
8,41,24,19,15,12,47,12,33