The US Local Airport Keeps Track of the Percentage of Flights

question 41

Multiple Choice

The US local airport keeps track of the percentage of flights arriving within 15 minutes of their scheduled arrivals.The stem-and-leaf plot of the data for one year is below: What would be the class length for creating the frequency histogram?

• A)1.4
• B)0.8
• C)2.7
• D)1.7
• E)2.3

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Definitions:

Median

The value separating the higher half from the lower half of a data sample, a population, or a probability distribution.

Set of Data

A collection of data points or values obtained from observations, experiments, or simulations.

Median

The middle value in a data set when it is ordered from smallest to largest, or the average of the two middle values when the data set has an even number of values.

Set of Data

A collection of data points or values gathered for the purpose of analysis.