(au̇t dȯr re krē ā shǝn): Activities done outside for fun, such as hiking, boating, or playing baseball.

(kwes chǝ ner): A set of questions for obtaining statistically useful or personal information from individuals.

(ran dəm): Being or relating to a set or to an element of a set each of whose elements has equal probability of occurrence; having a definite and especially an equal probability of occurring.

(sam pəl): A small subset group, representative of the entire group.

(trend): The general movement over time of a statistically detectable change.