Which of the Following Statements About the Standard Deviation Are

question 108

Multiple Choice

Which of the following statements about the standard deviation are correct?
I.The standard deviation is a measure of relative dispersion.
II.Standard deviations should be in conjunction with expected returns to compare investments.
III.The standard deviation is calculated by taking the square root of the variance.
IV.The higher the standard deviation of an investment, the lower its risk.

• A)I and IV only
• B)II and III only
• C)I, III and IV only
• D)I, II and III only

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Develop critical thinking and analytical skills through constructing and answering relevant questions about religious studies.

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Definitions:

Weighted Average Model

A calculation model that assigns varying degrees of importance or weights to different data points or variables when computing an average.

Forecasts

Predictions or estimations about future events or trends, often based on statistical models and analysis of past data.

Smoothing Constant

A factor used in exponential smoothing methods for forecasting, affecting the weight given to historical data.