1. Calculate the sample mean of this data set.2. Calculate the sample standard deviation of this data set3. Calculatethemedian(orthesamplemedian)ofthisdataset

Dopamine is a chemical that plays a role in the transmission of signals in the brain. A pharmacologist measured the amount of dopamine in the brain of each of seven rats. The dopamine levels (nmol/g) were as follows: 6.8 5.3 6.0 5.9 6.8 7.4 6.2 0.208849 1.087849 0.117649 0.196249 0.208849 1.117249 0.020449 2.957143