You collect data on SAT scores at Stonehill. You want to compare the average score of a Stonehill student (x̅ = 1670, s = 81), to the 2013 national average, which is μ = 1497. Which statistical test would you use to see if there was a significant difference between the SAT scores of students at Stonehill and the national average on the SAT? a. one sample t test b. two sample t test c. repeated measures t test  d. ANOVA

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A:

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A: Basics:

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Q: Mary scored a 25 when the mean is 23 with a SD of 1.5 Sarah scored a 7 when the mean is 6 with a SD…

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Q: what range of raw scores makes up the middle 40%

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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.