In: Math
The weight of a small Starbucks coffee is a normally distributed
random variable with a mean of 415 grams and a standard deviation
of 23 grams. Find the weight that corresponds to each event.
(Use Excel or Appendix C to calculate the z-value.
Round your final answers to 2 decimal places.)
a. | Highest 20 percent | |||
b. | Middle 60 percent | to | ||
c. | Highest 80 percent | |||
d. | Lowest 15 percent | |||