Find the associated z-score or scores that represent the following standard norm

Question

Find the associated z-score or scores that represent the following standard normal areas. (Hint:Use the Excel function NORM.S.INVO to find the z-score.) a. Middle 50 percent. (Negative values should be indicated by a minus sign. Round your answers to 4 decimal places.) z-score with lower tail z-score with upper tail b. Lowest 5 percent. (Negative values should be indicated by a minus sign. Round your answer to 4 decimal places.) z-score c. Middle 90 percent (Negative values should be indicated by a minus sign. Round your answers to 4 decimal places.) z-score with lower tal z-score with upper tail

Explanation / Answer

Find the associated z-score or scores that represent the following standard normal areas. (Hint:Use the Excel function NORM.S.INVO to find the z-score.) a. Middle 50 percent. (Negative values should be indicated by a minus sign. Round your answers to 4 decimal places.) z-score with lower tail z-score with upper tail b. Lowest 5 percent. (Negative values should be indicated by a minus sign. Round your answer to 4 decimal places.) z-score c. Middle 90 percent (Negative values should be indicated by a minus sign. Round your answers to 4 decimal places.) z-score with lower tal z-score with upper tail

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