0.00 0.05 0.10 0.15 ○ Mean 2, standard deviation 4. Mean 4, standard deviation 2. Mean 2, standard deviation 2. O Mean 0, standard deviation 2. Mean 4, standard deviation 4. ○○○○○ 0.20 This is a density plot of a normal distribution for x, what is the mean and standard deviation of x? -2 0 2 4 6 8 10