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SAT Scores Estimate the variance in mean mathematics SAT scores by state, using the randomly selected scores listed below. Estimate with 90% confidence. Assume the

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SAT Scores Estimate the variance in mean mathematics SAT scores by state, using the randomly selected scores listed below. Estimate with 90% confidence. Assume the variable is normally distributed. Round the sample variance and final answers to one decimal place. 502 211 499 543 490 209 565 515 500 469 Send data to Excel X

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