How to make a rough check to see if your data is normally distributed part 4 (R). Full article at: http://www.firsttimeprogrammer.blogspot.com/2015/07/how-to-make-rough-check-to-see-if-your.html

normal_data_4.R

kurtosis(data_norm)-3
kurtosis(data_beta)-3
                    # <0 data is platycurtic
                    # = 0 data is normal
                    # >0 data is leptocurtic

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# Results
# > kurtosis(data_norm)-3
# [1] 0.2875478
# > kurtosis(data_beta)-3
# [1] 1.390812