An Object That Is Used to Retrieve Objects from a Collection

question 41

Multiple Choice

An object that is used to retrieve objects from a collection is called

• A) an iterator
• B) a collector
• C) an accessor
• D) All of the above

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Definitions:

Scatter Diagram

A graph in which the values of two variables are plotted along two axes, the pattern of the resulting points revealing any correlation present.

Standard Error Of Estimate

A measure of the accuracy of predictions made with a regression line, representing how spread out observed values are from the regression line.

Sum Of Squares For Error

The sum of squared differences between observed and predicted values in a regression model, measuring the discrepancy between the data and the model.

T-Test

An analysis technique designed to evaluate whether the mean values of two distinct groups differ significantly.