Mathematics, 25.11.2021 14:00 ddrain6285
Adimas found the mean of her 11 math test scores for the first semester. X = StartFraction (76 87 65 88 67 84 77 82 91 85 90) Over 11 EndFraction = StartFraction 892 Over 11 EndFraction ≠81 Using 81 as the mean, find the variance of her grades rounded to the nearest hundredth. Σ2 = Find the standard deviation of her grades rounded to the nearest hundredth. Σ =.
Answers: 2
Mathematics, 21.06.2019 23:30, paolaf3475
Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3
Answers: 1
Mathematics, 22.06.2019 00:00, kaylagoof4140
Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64
Answers: 3
Adimas found the mean of her 11 math test scores for the first semester. X = StartFraction (76 87 65...
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