The ____ Header Is Required to Create One or More

question 39

Multiple Choice

The ____ header is required to create one or more vector objects.

• A) < string >
• B) < iostream >
• C) < algorithm >
• D) < vector >

---

Definitions:

Cronbach's Alpha

A measure of internal consistency or reliability of the items in a test or questionnaire, indicating how closely related the items are as a group.

Correlation Coefficients

Correlation coefficients are statistical measures that quantify the degree to which two variables change in relation to each other, indicating both the strength and direction of this relationship.

Concurrent Validity

The extent to which test scores correlate with scores from other related measures assessed at the same time.

Discriminant Validity

The extent to which a construct is truly distinct from other constructs by correlating weakly with variables from which it is supposed to differ.