Which Is True About Randomized Experiments

question 10

Multiple Choice

Which is true about randomized experiments?
I.Randomization reduces the effects of confounding variables.
II.Random assignment of treatments allows results to be generalized to the larger
Population.
III.Blocking can be used to reduce the within-treatment variability.

• A)I only
• B)II only
• C)III only
• D)I and III
• E)I, II, and III

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Definitions:

Derived Class

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Object Class

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A class from which another class inherits, directly or indirectly. It's a part of the hierarchical inheritance in object-oriented programming.

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