Suppose That Ch1 and Ch2 Are Char Variables and the Input

question 22

Multiple Choice

Suppose that ch1 and ch2 are char variables and the input is: WXYZ
What is the value of ch2 after the following statements execute?

• A) W
• B) X
• C) Y
• D) Z

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Definitions:

Internal Validity

The degree to which a study can demonstrate a causal relationship between variables, free from the contamination of other variables that might confound the results.

External Validity

The degree to which a study's findings can be applied to different contexts and diverse individuals.

Generalizability

The extent to which research findings and conclusions can be applied to broader populations or different contexts beyond the study sample.

Intervention

An action or process of intervening, usually aimed at producing some kind of change or improvement in a situation.