Adding or Removing an Arbitrary Element in the Middle of an Array

question 88

Multiple Choice

Adding or removing an arbitrary element in the middle of an array list takes ____ time.

• A) O(n)
• B) O(1)
• C) O(log(n))
• D) O(n²)

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Definitions:

Dependent Variable

A variable in an experiment or study that is dependent on other variables, typically the outcome or effect being measured.

Indicator Variable

A binary variable that takes the value of 1 if a certain condition is true and 0 if it is false, used in statistical analysis.

Interval Variable

An interval variable is a type of numerical data that is measured along a scale, where the distance between each point is uniform and meaningful, but does not have a true zero point.

Stepwise Regression

A method of regression analysis in which variables are added or removed from the model in a step-by-step manner based on specific criteria.