PARCC has made its sample test questions available for computer-based practice. Sample items for the upcoming assessments of Common Core State Standards have been released previously for testing on ...

The World-Class Instructional Design and Assessment, or WIDA, consortium today released sample questions for the nation’s most popular English-language-proficiency test, ACCESS for ELLs. Virtually all ...

What is a one sample t test? The t test is a commonly used hypothesis test in statistics that allows us to compare the mean value of a group of sampled data with some hypothesized value, usually a ...

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