A Estimate by Rounding All the Way and B

question 139

Short Answer

A. Estimate by rounding all the way and B. Do actual calculation: 5,218 × 605

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Definitions:

Reliability

The degree to which an assessment tool produces stable and consistent results over time.

Validity

The extent to which a concept, conclusion or measurement is well-founded and likely corresponds accurately to the real world.

Random Assignment

A procedure that ensures each subject in an experiment has an equal probability of being in either the experimental or the control group, guaranteeing the equivalence of these groups.

Experimental Groups

In research, these are groups where the subjects are exposed to the treatment or condition being tested to measure its effect.