Which of the following is true about the mean of the data set if the outlier is removed?

A line plot titled number of cousins students have. Zero has 1 dot, one and two each has no dots, three has one dot, four has two dots, Five has four dots, six has five dots, seven has four dots, and 8 has three dots.


The mean remains the same.



The mean decreases by about 0.1.



The mean increases by about 0.3.



The mean increases by about 0.6.