quiz: smoothed data standard, 2011, relative, returns

krause2

The use of appraisal data, relative to actual returns, results in:

A) correlations that are biased upwards and standard deviations that are biased upwards.
B) correlations that are biased upwards and standard deviations that are biased downwards.
C) correlations that are biased downwards and standard deviations that are biased downwards


Answer and why pls



Edited 1 time(s). Last edit at Saturday, May 28, 2011 at 03:59AM by hellscream.