A Researcher Wants to Know the Average Variation in the Altimeters

question 155

Multiple Choice

A researcher wants to know the average variation in the altimeters of small, privately owned airplanes.The task of determining this is expensive and time consuming, if even possible, given the large number of such airplanes.The researcher decides to use government records to randomly locate the owners of ten such planes and then get permission to test the altimeters in those planes.When the researcher is done, he will use the data gathered from the group of ten to reach conclusions about all small, privately owned airplanes.The average variation computed using the data gathered on the group of ten airplanes is best described as a _______.

• A)measurement
• B)data
• C)statistic
• D)parameter
• E)census

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Definitions:

Two-dimensional Array

An array of arrays, where each element is itself an array. It is used to represent matrix-like structures.

In Bounds

Ensures an index or value lies within a specific range or boundary to prevent errors.

List.length

A property that returns the number of elements in a list.

DataType[][][]

A declaration of a three-dimensional array in programming, indicating an array of arrays of arrays of a particular data type.