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A Return Series Has an Arithmetic Mean of 12

question 34

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A return series has an arithmetic mean of 12.8% and standard deviation of 7.8%.Assuming the returns are normally distributed what is the range of returns that an investor would expect to receive 90% of the time?


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Theory

A set of principles or explanations that accounts for a phenomenon, predicting or explaining its nature and relationship with other phenomena.

Research Idea

The initial concept, theory, or question that drives the formulation and execution of a research project, often leading to the development of hypotheses and study design.

Original Contribution

A unique addition to the body of knowledge in a particular field, often a requirement for academic research, indicating new perspectives, findings, or interpretations.

Constructs

Abstract concepts or theoretical entities that are deliberately created for scientific purposes to describe, explain, or theorize about phenomena.

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