Page 49 - FINAL CFA SLIDES JUNE 2019 DAY 2
P. 49
LOS 8.e: Calculate and interpret measures of Session Unit 2:
central tendency, including the population mean, 8. Statistical Concepts and Market Returns
sample mean, arithmetic mean, weighted
average or mean, geometric mean, harmonic
mean, median, and mode.
Median is the midpoint of a data set when the
Can median also fix this?
data is arranged in ascending or descending
order.
Example: The median using an odd number of observations: What is the median return for five portfolio
managers with 10-year annualized total returns record of: 30%, 15%, 25%, 21%, and 23%?
Example: The median using an even number of
observations: Suppose we add a sixth manager to the
previous example with a return of 28%. What is the
median return?
