nominal value
(noun)
Prior to adjustment (in this context, prior to time value of money adjustments).
Examples of nominal value in the following topics:
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Calculating Real GDP
- Real GDP growth is the value of all goods produced in a given year; nominal GDP is value of all the goods taking price changes into account.
- The nominal GDP is the value of all the final goods and services that an economy produced during a given year.
- In economics, a nominal value is expressed in monetary terms.
- For example, a nominal value can change due to shifts in quantity and price.
- It transforms the money-value measure, nominal GDP, into an index for quantity of total output.
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Benefits
- To the extent to which actual probability values differ from nominal probability values, the actual probability values tend to be higher than the nominal p values.
- Although this sounds like a good thing because the Type I error rate is lower than the nominal rate, it has a serious downside: reduced power.
- Tests assuming normality can have particularly low power when there are extreme values or outliers.
- A contributing factor is the sensitivity of the mean to extreme values.
- Because distribution-free tests do not assume normality, they can be less susceptible to non-normality and extreme values.
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Dollar Returns
- The dollar return is the difference between the final value and the initial value in nominal terms.
- The dollar return of a security is the difference between the initial and ending value.
- The dollar return does not take into account things like the time value of money or how the amount of return earned per year; it is simply the difference in nominal values.
- Dollar returns are valuable for comparing the nominal differences in investments.
- The dollar return is the difference in value from year to year, plus the previous dollar return.
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Real Versus Nominal Rates
- Real exchange rates are nominal rates adjusted for differences in price levels.
- Currency is complicated and its value can be measured in several different ways.
- A nominal value is an economic value expressed in monetary terms (that is, in units of a currency).
- It is not influenced by the change of price or value of the goods and services that currencies can buy.
- Therefore, changes in the nominal value of currency over time can happen because of a change in the value of the currency or because of the associated prices of the goods and services that the currency is used to buy.
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Collecting and Measuring Data
- There are four main levels of measurement: nominal, ordinal, interval, and ratio.
- There are four main levels of measurement used in statistics: nominal, ordinal, interval, and ratio.
- Nominal measurements have no meaningful rank order among values.
- Ordinal measurements have imprecise differences between consecutive values, but have a meaningful order to those values.
- Distinguish between the nominal, ordinal, interval and ratio methods of data measurement.
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Types of Variables
- A discrete variable cannot take the value of a fraction between one value and the next closest value.
- Categorical variables may be further described as ordinal or nominal.
- A nominal variable is a categorical variable.
- Examples of nominal categorical variables include sex, business type, eye colour, religion and brand.
- Distinguish between quantitative and categorical, continuous and discrete, and ordinal and nominal variables.
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Differences Between Real and Nominal Rates
- Nominal rate refers to the rate before adjustment for inflation; the real rate is the nominal rate minus inflation: r = R - i or, 1+r = (1+r)(1+E(r)).
- The real rate is the nominal rate minus inflation.
- A lender would have no net benefit from such a loan because inflation fully diminishes the value of the loan's profit.
- The relationship between real and nominal rates can be described in the equation:
- Where r is the real rate, i is the inflation rate, and R is the nominal rate.
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High Resolution Spectra
- In assigning mass values to atoms and molecules, we have assumed integral values for isotopic masses.
- By designing mass spectrometers that can determine m/z values accurately to four decimal places, it is possible to distinguish different formulas having the same nominal mass.
- Mass spectrometry therefore not only provides a specific molecular mass value, but it may also establish the molecular formula of an unknown compound.
- Tables of precise mass values for any molecule or ion are available in libraries; however, the mass calculator provided below serves the same purpose.
- Since a given nominal mass may correspond to several molecular formulas, lists of such possibilities are especially useful when evaluating the spectrum of an unknown compound.
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The GDP Deflator
- Nominal GDP, or unadjusted GDP, is the market value of all final goods produced in a geographical region, usually a country.
- That market value depends on the quantities of goods and services produced and their respective prices.
- In other words, real GDP is nominal GDP adjusted for inflation.
- If there is no inflation or deflation, nominal GDP will be the same as real GDP.
- It is calculated by dividing nominal GDP by real GDP and multiplying by 100.
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Averages of Qualitative and Ranked Data
- The nominal scale differentiates between items or subjects based only on their names and/or categories and other qualitative classifications they belong to.
- The mode, i.e. the most common item, is allowed as the measure of central tendency for the nominal type.
- On the other hand, the median, i.e. the middle-ranked item, makes no sense for the nominal type of data since ranking is not allowed for the nominal type.
- Examples include, on one hand, dichotomous data with dichotomous (or dichotomized) values such as "sick" versus "healthy" when measuring health, "guilty" versus "innocent" when making judgments in courts, or "wrong/false" versus "right/true" when measuring truth value.
- On the other hand, non-dichotomous data consisting of a spectrum of values is also included, such as "completely agree," "mostly agree," "mostly disagree," and "completely disagree" when measuring opinion .