Use the standard normal distribution table to find the z-score that separates between the bottom 77% and
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Question:
Use the standard normal distribution table to find the z-score that separates between the bottom 77% and the top 23%.
The closest value in the table is 0.7704, corresponding to a z-score of 0.74.
Can someone explain me how exactly to find this value of 0.7704
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