Adimas found the mean of her 11 math test scores for the first semester.
(76 +87 +65 +88 +67 +84 +77 +82 +91 +85 +90)
892
11
11
81
Using 81 as the mean, find the variance of her grades rounded to the nearest hundredth.
02=
Find the standard deviation of her grades rounded to the nearest hundredth.
O=

Using 81 as the mean, find the variance of her grades rounded to the nearest hundredth.

σ2 =  71.36

Find the standard deviation of her grades rounded to the nearest hundredth.

σ = 8.45

depending on others is critical to survival. my source is apex!

step-by-step explanation:

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.