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

question 16

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 first quartile of the number of vitamin supplements sold in this sample is ________.

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Definitions:

Interval Estimate

A variety of values, gathered from sample sources, that is considered likely to envelop the value of a mysterious population parameter.

Profit Margin

A financial metric that calculates the percentage of revenue remaining after all expenses have been deducted from sales.

Sample Variances

A measure of dispersion that quantifies the spread of data points in a sample around the mean.

F-distributed

Refers to having a probability distribution known as the F-distribution, often used in the analysis of variance.