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

question 31

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 3-2,the variance of the carbohydrate amounts is_____ (grams squared).

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Definitions:

R-chart

A control chart used in statistical quality control for monitoring the range of variation within a sample.

Control Limits

The boundaries set in control charts that indicate the acceptable range of variation in a process.

Sample Size

The number of observations or data points collected from a subset of a larger population for the purpose of statistical analysis.

Standard Deviation

Standard Deviation is a measure of the amount of variation or dispersion of a set of values, indicating how spread out the data points are from the mean.