The weight of a bouquet of a dozen roses has a bell-shaped distribution with mean 30 oz and standard deviation 2 oz. One bouquet had a z-score of -3.25. Which is
correct?
a) This bouquet is 3.25 standard deviations above the mean.
b) This bouquet could be considered to be an outlier because its weight is way
above average.
c) This bouquet could be considered to be an outlier because its weight is way
below average.
d) This bouquet is about average in weight.
e) This bouquet is 3.25 standard deviations below the mean.