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Measurement error
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Measurement errorErrors in measuring an explanatory variable in a regression, which leads to biases in estimated parameters.
RELATED TERMS--------------------------------------
Variable
A quantity that is liable to change; the adjective describing such a quantity.
Regression
A mathematical technique used to explain and-or predict. The general form is Y = a + bX + u, where Y is the variable that we are trying to predict; X is the variable that we are using to predict Y, a is the intercept; b is the slope, and u is the regression residual. The a and b are chosen in a way to minimize the squared sum of the residuals. The ability to fit or explain is measured by the R-square.
SIMILAR TERMS--------------------------------------
PREVIOUS AND NEXT TERMS--------------------------------------
Meals and entertainment expense
A tax deduction allowed for meals and entertainment expenses incurred in the course of business.
Mean
The expected value of a random variable. Arithmetic average of a sample.
Mean return
1) In securities analysis, it is the expected value, or mean, of all the likely returns of investments comprising a portfolio. 2) In capital budgeting, it is the mean value of the probability distribution of possible returns.
Mean reversion
A strategy that involves purchasing an underperforming stock or another type of security and holding the position until the market rebounds.
Means test
An appraisal of a person's income and assets to establish if he or she qualifies for state benefits.
Measurement error
Mechanical investing
Buying and selling stocks according to a screen based on predetermined criteria, usually ranking stocks using relative strength or momentum as the central indicator, but other indicators can also be used.
Medallion signature guarantee
A guarantee seal applied to securities, in the process of transfer, by member institutions of the Medallion program.
Median
The midpoint of the range numbers that are arranged in order of value.
Medicaid
A joint federal and state program that helps low-income individuals or families pay for the costs associated with long-term medical and custodial care, provided they qualify.
Medium of exchange
An intermediary instrument used to facilitate the sale, purchase or trade of goods between parties.
RELATED TERMS--------------------------------------
Variable
A quantity that is liable to change; the adjective describing such a quantity.
Regression
A mathematical technique used to explain and-or predict. The general form is Y = a + bX + u, where Y is the variable that we are trying to predict; X is the variable that we are using to predict Y, a is the intercept; b is the slope, and u is the regression residual. The a and b are chosen in a way to minimize the squared sum of the residuals. The ability to fit or explain is measured by the R-square.
SIMILAR TERMS--------------------------------------
PREVIOUS AND NEXT TERMS--------------------------------------
Meals and entertainment expense
A tax deduction allowed for meals and entertainment expenses incurred in the course of business.
Mean
The expected value of a random variable. Arithmetic average of a sample.
Mean return
1) In securities analysis, it is the expected value, or mean, of all the likely returns of investments comprising a portfolio. 2) In capital budgeting, it is the mean value of the probability distribution of possible returns.
Mean reversion
A strategy that involves purchasing an underperforming stock or another type of security and holding the position until the market rebounds.
Means test
An appraisal of a person's income and assets to establish if he or she qualifies for state benefits.
Measurement error
Mechanical investing
Buying and selling stocks according to a screen based on predetermined criteria, usually ranking stocks using relative strength or momentum as the central indicator, but other indicators can also be used.
Medallion signature guarantee
A guarantee seal applied to securities, in the process of transfer, by member institutions of the Medallion program.
Median
The midpoint of the range numbers that are arranged in order of value.
Medicaid
A joint federal and state program that helps low-income individuals or families pay for the costs associated with long-term medical and custodial care, provided they qualify.
Medium of exchange
An intermediary instrument used to facilitate the sale, purchase or trade of goods between parties.
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This dictionary contains 24549 terms.
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