SCENARIO 3-3 The Ordered Array Below Represents the Number of Vitamin Supplements

question 161

Short Answer

SCENARIO 3-3
The ordered array below represents the number of vitamin supplements sold by a health food store in
a sample of 16 days.
19, 19, 20, 20, 22, 23, 25, 26, 27, 30, 33, 34, 35, 36, 38, 41
Note: For this sample, the sum of the values is 448, and the sum of the squared differences between
each value and the mean is 812.
-Referring to Scenario 3-3,the variance of the number of vitamin supplements sold in this sample is_____ .

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Definitions:

Monopolistic Competitive Industries

Industries characterized by many firms offering slightly differentiated products, where each has some degree of market power.

Market Power

The ability of a firm or group of firms to raise and maintain prices above the level that would prevail under competition.

Positive Profits

Earnings that exceed the costs and expenses incurred to generate those earnings.

Price Elastic

Refers to the sensitivity of the quantity demanded of a good to a change in its price; high elasticity indicates that demand varies significantly with price.