I the CPI Serves Only One Major Function: as an Economic

question 8

Multiple Choice

i. The CPI serves only one major function: as an economic indicator of the rate of inflation.
ii. To construct a special-purpose index designed to measure general business activity, the weights are based on the judgments of the statistician and assigned to each series.
Iii) The Consumer Price Index measures the change in prices of a fixed market basket of goods and services from one period to another.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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Definitions:

Standard Deviations

A statistic that measures the dispersion or spread of a set of data points relative to their mean.

Mean

The average of a set of numerical values, calculated by summing them up and dividing by the number of values.

Deviation

In statistics, it refers to the difference between the observed value and the mean of a dataset, indicating how much the data points diverge from the average.

Skewness

A measure of the asymmetry of the probability distribution of a real-valued random variable.