Select the outlier in the data set.

85, 84, 71, 86, 89, 266, 90, 87, 98, 76, 97, 81, 83, 80

If the outlier were removed from the data set, would the mean increase or decrease?

A. increase

B. decrease

Question

Select the outlier in the data set.

85, 84, 71, 86, 89, 266, 90, 87, 98, 76, 97, 81, 83, 80

If the outlier were removed from the data set, would the mean increase or decrease?

A. increase

B. decrease

bill533 · Answer

@SmokeyBrown

ZoeyBiocth16 · Answer

its gonna increase but i just dont know what the outlier is

IamGSQUAREDjrYT · Answer

a.) increase

ZoeyBiocth16 · Answer

i think the outlier is 81 or around there

Shadow · Answer

An outlier is a number that lies far away from other data points. Which number is. vastly different than the others?

ZoeyBiocth16 · Answer

266??

IamGSQUAREDjrYT · Answer

266 is the outlier

bill533 · Answer

i got to agree with 266

Shadow · Answer

What about the second part, what do you think?

Shadow · Answer

I am guessing you went with increase. The answer was decrease.

Shadow · Answer

Because the mean is the average, taken by adding up all of the numbers then dividing the sum by the quantity of numbers. The sum is going to be much smaller, and it doesn’t matter that you are dividing by 13 instead of 14.