A Flip of a Fair Coin Is Used to Simulate $\begin{array}{c|c}\text { Flip } & \text { Gender } \\\hline \mathrm{H} & \text { Female } \\\mathrm{T} & \text { Male }\end{array}$

question 9

Multiple Choice

A flip of a fair coin is used to simulate the gender of a series of simulated students.
$\begin{array}{c|c}\text { Flip } & \text { Gender } \\\hline \mathrm{H} & \text { Female } \\\mathrm{T} & \text { Male }\end{array}$

Given the following four flips, how many male students were there?
$\begin{array}{llll}\mathrm{T} & \mathrm{H} & \mathrm{T} & \mathrm{T}\end{array}$

• A) 4
• B) 2
• C) 3
• D) 1

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Definitions:

Mass Number

Number of protons plus the number of neutrons in each atom.

Neutrons

Subatomic particles found in the nucleus of an atom that have no electric charge.

Mass Number

The total number of protons and neutrons in an atom's nucleus, indicating the mass of the atom.

Atomic Number

The number of protons in the nucleus of an atom, which determines the chemical properties of an element.