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The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 385 grams and a standard deviation of 8

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The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 385 grams and a standard deviation of 8 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 30 percent b Middle 70 percent to C. Highest 90 percent d. Lowest 20 percent

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