I an Index Number Is a Percent That Measures the Change

question 53

Multiple Choice

i. An index number is a percent that measures the change in price, quantity, value, or some other item of interest from one time to another.
ii. An Italian, G.R. Carli, has been credited with originating Fisher's Ideal Index.
iii. Converting data to indexes makes it easier to compare the trend in a series composed of exceptionally large numbers.

• 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) (i), (ii), and (iii) are all false statements.

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Definitions:

Stratified Sample

A sampling method that divides a population into subgroups, or strata, and selects members from each stratum to ensure representation.

Convenience Sample

A sampling technique where participants are selected based on their accessibility and proximity to the researcher.

Convenience Sample

A non-random sample selected because of its accessibility and ease of inclusion in the study, not representing the whole population accurately.

Judgment Sample

A sampling technique where the samples are selected based on the judgment of the researcher, rather than random selection.