Identify the outlier in the data set 6, 9, 3, 2, 10, 138, 13. then, find the mean with and without the outlier. if necessary, round your answers to the nearest tenth.
a.) outlier = 6 mean with outlier = 25.9 mean without outlier = 40.4
b.) outlier = 138 mean with outlier = 25.9 mean without outlier = 7.2
c.) outlier = 6 mean with outlier = 9 mean without outlier = 7.5
d.) outlier = 138 mean with outlier = 7.2 mean without outlier = 25.9