Complete the chart to find the mean variance and standard deviation. Remember to use commas and round numbers to
the nearest tenth
X
X XL
(X-82
1.345
= 82.5 =
The mean is
2.340
= 875 =
The variance is
3. 400
= -27.5 =
The standard deviation is
4.625
= 197.5 =
EX=
(X-X)? = 54,2250

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Acircle has a circumference of 28.36 units what is the diameter of the circle