Cross-Sectional Studies Usually Involve Data Collection in ______ Format

question 29

Multiple Choice

Cross-sectional studies usually involve data collection in ______ format.

• A)survey
• B)observational
• C)secondary data
• D)group

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Definitions:

Doubly Linked List

A data structure consisting of nodes where each node has references both to the next node and the previous node in the sequence.

Nodes

Elements or data points in a data structure, such as a linked list or tree, that contain data and references to other nodes.

Head Node

The first node in a linked list or tree data structure.

Object

In programming, an object is an instance of a class that contains both data, in the form of fields, and methods, which are functions specific to the class.