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Mathematics, 27.06.2019 10:30 Nigward666

Adimas found the mean of her 11 math test scores for the first semester. x = ≈ 81 using 81 as the mean, find the variance of her grades rounded to the nearest hundredth. σ2 =70.4271.3677.7581.09 find the standard deviation of her grades rounded to the nearest hundredth. σ = 8.408.458.829.00

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