subject
Mathematics, 25.11.2021 14:00 betru12315

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 =.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.
Answers: 1
question
Mathematics, 21.06.2019 19:30
Aline passes through 3,7 and 6,9 what equation represents the line
Answers: 2
question
Mathematics, 21.06.2019 21:30
Which of the following shows the length of the third side, in inches, of the triangle below
Answers: 2
question
Mathematics, 21.06.2019 23:30
Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.
Answers: 1
You know the right answer?
Adimas found the mean of her 11 math test scores for the first semester. X = StartFraction (76 87 65...
Questions
question
Mathematics, 23.03.2021 04:20
question
Social Studies, 23.03.2021 04:20
question
Business, 23.03.2021 04:20
question
History, 23.03.2021 04:20
question
Mathematics, 23.03.2021 04:20
question
Mathematics, 23.03.2021 04:20
question
Mathematics, 23.03.2021 04:20
question
History, 23.03.2021 04:20
Questions on the website: 13722362