Solve the Problem A)686
B)4

question 105

Multiple Choice

Solve the problem.
-The random variable x is the number of houses sold by a realtor in a single month at the Sendsom's Real Estate Office. Its probability distribution is as follows. Find the standard deviation for the probability distribution. $$\begin{array} { r | r } \text { Houses Sold } ( \mathrm { x } ) & \text { Probability P(x) } \\\hline 0 & 0.24 \\\hline 1 & 0.01 \\\hline 2 & 0.12 \\\hline 3 & 0.16 \\\hline 4 & 0.01 \\\hline 5 & 0.14 \\\hline 6 & 0.11 \\\hline 7 & 0.21\end{array}$$

• A)6.86
• B)4.45
• C)2.62
• D)2.25

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Definitions:

Cleavage

A property of minerals that allows them to break along smooth, flat surfaces based on their crystal structure.

Cleavage

A property of minerals that describes how they break along certain planes where their atomic bonding is weaker, resulting in smooth, flat surfaces.

Liquid State

A phase of matter characterized by a definite volume but no definite shape, allowing it to flow and take the shape of its container.

Atoms

Atoms are the basic units of matter, consisting of a nucleus surrounded by electrons. They are the fundamental building blocks of chemical elements.