A Sample of Five Flooring Installers, Each Carrying Three Types

question 144

Multiple Choice

A sample of five flooring installers, each carrying three types of flooring, was taken and the price per square metre (to the nearest cent) was recorded for each type of flooring, as shown in the table below. (i) The range for laminate flooring is 0 or none.
(ii. The range for polyester carpet is $0.04 or 4 cents.
(iii) The mean deviation for laminate flooring is 0.

• 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:

Equivalent Ratio

A ratio obtained from another ratio by multiplying each term by the same number, or by dividing each term by the same number.

Smallest Term

In mathematics, it refers to the term of minimal value in a sequence or among a set of terms.

Exchange Rate

The rate at which one currency can be exchanged for another, often fluctuating due to economic factors.

Canadian Dollars

The official currency of Canada, often symbolized as CAD or $, used in financial transactions within and outside of Canada.