A Group of Students Were Asked If They Carry a N

question 34

Multiple Choice

A group of students were asked if they carry a n ATM card The responses are listed in the table. If a student isselected at random, find the probability that he or she owns an ATM card given that the student is a freshman.Round your answer to three decimal places. Round your answer to the nearest thousandth. $$\begin{array} { l | c | c | c } { \text { Class } } & \begin{array} { c } \text { ATM Card } \\\text { Carrier }\end{array} & \begin{array} { c } \text { Not an ATM Card } \\\text { Carrier }\end{array} & \text { Total } \\\hline \text { Freshman } & 27 & 33 & 60 \\\text { Sophomore } & 19 & 21 & 40 \\\text { Total } & 46 & 54 & 100\end{array}$$

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Definitions:

Conductor

A material that permits the flow of electric charges in one or more directions, such as metals.

Valence Electrons

Electrons in the outer shell of an atom that are available for bonding with other atoms.

Nucleus

The center or middle.

Atom Contains

Atoms consist of a nucleus made of protons and neutrons, surrounded by electrons in orbital shells.