Suppose You Wanted to Test Your Sort on an Array

question 103

Multiple Choice

Suppose you wanted to test your sort on an array filled with different elements each time the code is run. What is an efficient technique for creating an array of 1,000 elements for each run?

• A) Run the program many times, entering different values for the array elements.
• B) Make a file with many sets of values and loop through them, sorting each one.
• C) Use the Random class to generate array elements, sorting each set in a loop.
• D) Create many different arrays with different elements in the program code and sort each array.

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Definitions:

Independent Variable

An independent variable is a variable that is manipulated or varied by the researcher to investigate its effect on the dependent variable in an experiment.

Dependent Variable

A variable in experimental research that is expected to change as a result of manipulations of the independent variable.

Spurious Relationship

A relationship where two variables seem to be related to each other, but in reality, their association is caused by a third variable or by chance.

Research Hypothesis

A specific, testable prediction about what you expect to happen in your study, often based on theoretical expectations or previous research.