Instruction 3-3
the Stem-And-Leaf Display Below Represents the Number of Vitamin

question 10

Short Answer

Instruction 3-3
The stem-and-leaf display below represents the number of vitamin supplements sold by a health food store in a sample of 16 days.
$$\begin{array} { c l } \text { Stem } & \text { Leaves } \\\hline \hline 1 \mathrm { H } & 99 \\2 \mathrm {~L} & 0023 \\2 \mathrm { H } & 567 \\3 \mathrm {~L} & 034 \\3 \mathrm { H } & 568 \\4 \mathrm {~L} & 1\end{array}$$ Note (1): 1H means the "high teens" = 15,16,17,18,or 19;2L means the "low twenties" = 20,21,22,23,or 24;2H means the "high twenties" = 25,26,27,28,or 29,etc.
Note (2): For this sample,the sum of the observations is 448,the sum of the squares of the observations is 13,356,and the sum of the squared differences between each observation and the mean is 812.
-Referring to Instruction 3-3,the third quartile of the number of vitamin supplements sold in this sample is ________.

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Definitions:

Insurance Company

An organization that provides risk management by offering compensation for losses in exchange for payment of premiums.

Fee Disclosure

A practice of informing clients or customers about charges and fees for services provided, ideally in a clear and understandable manner.

Preventive Care

Medical services and practices that focus on disease prevention and health maintenance rather than treatment of symptoms or conditions.