The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 405 grams and a standard deviation of 21 grams. Find the weight that corresponds to each event. Note: Use Excel or Appendix C to calculate the z-value. Round your final answers to 2 decimal places. a. Highest 20 percent _________ to _______ b. Middle 60 percent __________to________ c. Highest 80 percent __________to________ d. Lowest 15 percent _________to_________

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