A Test of Mathematical Ability Is Given to a Random

question 40

Short Answer

A test of mathematical ability is given to a random sample of 10 eighth-grade students before and after they complete a semester-long basic mathematics course. The mean score before the course was 119.60, and after the course the mean score was 130.80. The standard deviation of the difference is 16.061. Test the hypothesis that scores were higher after the course at = .05 using a t test.

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Definitions:

Format Cells

A feature in spreadsheet software that allows users to change the appearance and properties of cells, such as borders, colors, and number formats.

Function

A built-in operation in programming and spreadsheet software designed to perform specific calculations or processing tasks.

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A single sheet within a spreadsheet application where data can be stored, organized, and manipulated.

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