Trying to Predict Weekly Sales with a Standard Error of Estimate

question 22

True/False

Trying to predict weekly sales with a standard error of estimate of $1,955,we would conclude that 68 percent of the predictions would not be off more than $1,955,95 percent would not be off by more $3,910,and 99.7 percent would not be off by more than $5,865.

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Definitions:

Variance of Returns

A statistical measurement of the dispersion of returns for a given security or market index, often used as a measure of volatility or risk.

Security Market Line

A representation in the Capital Asset Pricing Model (CAPM) showing the expected return of a security or portfolio in relation to its risk (beta).

Reward to Risk Ratio

A metric utilized by investors for comparing the anticipated gains from an investment against the risk incurred to attain those gains.

Beta

An indicator of the level of systematic risk or volatility of a security or a portfolio relative to the entire market.