Use the following scenario to find the critical value ? A researcher wants to see whether high school students from different areas of Virginia differ in their preparedness for college. A random sample of 90 high school seniors took the College Preparedness Scale, where higher scores indicate greater college preparedness. Thirty of these students live in Northern Virginia, 30 students live in Richmond, and 30 students live in Virginia Beach.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.