Lesson 2 Probability Probability, the likelihood that something will occur, is worth understanding for reasons that range from getting good math grades to good planning. What is the probability of having fun at the beach if the weather forecast projects a “90 percent chance of rain”? The words in this lesson will help you understand many aspects of probability.

Contingent Part of Speech Definition Adjective Noun Conditional; dependent on other things A representative group forming part of a larger group

Eventuality Part of Speech Definition Noun Something that may occur; a possibility

Implausible Part of Speech Definition Adjective Difficult to believe; not likely or credible

Inconceivable Part of Speech Definition Adjective Impossible to comprehend or fully grasp So unlikely as to be thought impossible; unimaginable

In Vain Part of Speech Definition Adverb Without success; completely ineffective

Perchance Part of Speech Definition Adverb Perhaps; possibility

Preposterous Part of Speech Definition Adjective Absurd; contrary to nature, reason, or common sense

Proclivity Part of Speech Definition Noun A natural inclination; a tendency

Prone Part of Speech Definition Adjective Having a tendency; inclined; likely to do or have something

Theoretical Part of Speech Definition Adjective Restricted to ideas; abstract or unproven

Lesson 2 Solve pages 9, 10, 11, and 12.