Consider the Following to Answer the Question(s) Below

question 4

Multiple Choice

Consider the following to answer the question(s) below:
An airline has found that its flights between Toronto and Vancouver can take anywhere from 4.5 - 7.5 hours, with any time between this range being equally likely.
-What is the standard deviation?

• A) 0.75 hours
• B) 0.87 hours
• C) 6 hours
• D) 0.33 hours
• E) The standard deviation cannot be determined.

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Definitions:

Quadratic Equation

An equation of the form ax^2 + bx + c = 0, where a, b, and c are constants, and x represents an unknown.

Quadratic Equation

A mathematical equation of the form ax^2 + bx + c = 0, where x represents an unknown variable, and a, b, and c are constants with a ≠ 0.

Real Solutions

Solutions to equations that can be represented on the number line.

Graphing Calculator

A handheld calculator capable of plotting graphs, solving equations, and performing other complex mathematical tasks.