Expedia Would Like to Test If the Average Round-Trip Airfare

question 98

Multiple Choice

Expedia would like to test if the average round-trip airfare between Philadelphia and Dublin is less than $1,200. The correct hypothesis statement would be ________.

• A) H₀: μ ≠ $1,200, H_A: μ = $1,200
• B) H₀: μ < $1,200, H_A: μ ≥ $1,200
• C) H₀: μ ≥ $1,200, H_A: μ < $1,200
• D) H₀: μ = $1,200, H_A: μ ≠ $1,200

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Definitions:

Slope

In mathematics, a measurement of the steepness, incline, or grade of a line, typically expressed as a ratio of vertical change to horizontal change.

Value

The importance or utility that something has for an individual or the market price of a good or service.

Horizontal Axis

In graphing, this is the x-axis, which typically represents the independent variable.

Vertical Axis

In a graph or chart, the vertical line or scale along which numerical data is plotted or measured, usually representing quantities.