The graph shows a distribution of data with a standard
deviation of 6.
which statement is true about the data point 84?
it is within 1 standard deviation of the mean.
it is within 2 standard deviations of the mean.
it is exactly 3 standard deviations from the mea
it is exactly 4 standard deviations from the mea
60
63
66
69
72
75
78
81 84
87
90 x