(I If Two Sets of Data Are in Different Units

question 183

Multiple Choice

(i. If two sets of data are in different units, we can compare the dispersion by using coefficient of variation. (ii) A sample of the homes currently offered for sale revealed that the mean asking price is $75,900, the median $70,100 and the modal price is $67,200. The standard deviation of the distribution is $5,900. The Pearson's coefficient of skewness is 2.95
(iii) The coefficient of variation is a measure of relative dispersion.

• 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:

Cognitive Developmental Theorists

Scholars and researchers who study the evolution of thinking, problem-solving, and decision-making abilities across the lifespan.

Information Processing Approaches

Theories in cognitive psychology that liken human thought to the workings of a computer, focusing on how information is stored, processed, and retrieved.

Chunking

The cognitive process of linking several pieces of information together into a single meaningful unit, such as remembering the digits 1, 7, 7, and 6 by thinking of the year 1776.