A Discrete Random Variable X Can Assume Five Possible Values

question 5

Multiple Choice

A discrete random variable x can assume five possible values: 2, 3, 5, 8, 10. Its probability distribution is shown below. Find the probability for the value of x = 5. $$\begin{array} { c | c c c c c } \mathrm { x } & 2 & 3 & 5 & 8 & 10 \\\hline \mathrm { p } ( \mathrm { x } ) & 0.10 & 0.20 & ? ? ? & 0.30 & 0.10\end{array}$$

• A) 0.7
• B) 0.1
• C) 0.3
• D) 0.2

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Definitions:

Sudden Movement

An abrupt shift, typically referring to geological events like earthquakes.

Fault

A fracture or zone of fractures in rock along which there has been displacement of the sides relative to one another parallel to the fracture.

Tsunami

A series of ocean waves with extremely long wavelengths and periods, typically caused by underwater earthquakes, volcanic eruptions, or landslides.

Seafloor

The seafloor is the bottom of the ocean, consisting of various geological features including plains, ridges, trenches, and volcanoes, significantly influenced by tectonic movements.