Explain the concept and purpose of z-scores and calculate them
for the performance of the following...
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Statistics
Explain the concept and purpose of z-scores and calculate themfor the performance of the following set of portfolio managers.
Portfolio
Portfolio Performance
Manager
(AnnualisedReturn
Z
2%
W
11%
T
-4%
S
5%
Answer & Explanation
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1 DefinitionZ score is the standardized value that specifies theexact location of an X value within a distributionby describing its distance from the mean in termsof standard deviation unitss or sigma according to whether thedata set is a sample or is the entire populationthe formulas in the definition
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