Which of the Following Is the Best Formulated Hypothesis

question 42

Multiple Choice

Which of the following is the best formulated hypothesis?

• A) A psychologist wonders if caffeine affects attention.
• B) Does caffeine affect attention?
• C) If caffeine is ingested, attention will be enhanced.
• D) Caffeine and attention: a relationship?

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Definitions:

Chance

The occurrence of events without any predictable pattern or cause, often expressed in terms of probability.

Hit

In computing and data retrieval, a hit refers to a request for data or transaction that matches specific criteria.

Probability

A measure of the likelihood of a particular event occurring, ranging from 0 (impossible) to 1 (certain).

Complement

The complement in mathematics refers to the amount needed to complete something or make it whole, often seen in set theory as elements not in the subset.