How is the value of 4 in 864 related to the value of 4 in 846

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.