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Mathematics, 29.01.2021 14:00 austinshamblin8456

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. Use a graphing calculator and round the answers to one decimal place. 502 211 209 499 565 469
543 572 550 500

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