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

question 103

Short Answer

TABLE 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 Table 3-3, the interquartile range of the number of vitamin supplements sold in this sample is ________.

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Definitions:

Horizontal Décalage

A term from Piaget's theory of cognitive development, describing the variability in a child’s understanding and application of concepts across different situations.

Conservation

Understanding that physical properties do not change when appearance changes, crucial in cognitive development, repeating definition with emphasis on its role in cognitive science.

Preoperational Stage

A phase in Jean Piaget's cognitive development theory where children from ages 2 to 7 engage in symbolic play and struggle with logic and taking the perspective of others.

Three Mountains Task

A cognitive development test designed by Jean Piaget to assess children's ability to understand and appreciate different perspectives and viewpoints.