The Following Sample Information Is Given Concerning the ACT Scores

question 4

Short Answer

The following sample information is given concerning the ACT scores of high school seniors form two local schools. Develop a 95% confidence interval estimate for the difference between the two populations.

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Definitions:

Brainstorming

A method for collective creativity aimed at producing a vast array of solutions to a particular issue.

Clustering

The process of grouping a set of objects in such a way that objects in the same group are more similar to each other than to those in other groups.

Freewriting

A writing strategy where a person writes continuously for a set period of time without regard for spelling, grammar, or topic, to generate ideas or overcome writer's block.

Grammar

The set of structural rules governing the composition of clauses, phrases, and words in a natural language.