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The average wages of the 2,000 hourly workers at Neco Steels is $12.50 with a std deviation of $3.25. The underlying distribution is Normal (Bell-shaped).
The average wages of the 2,000 hourly workers at Neco Steels is $12.50 with a std deviation of $3.25. The underlying distribution is Normal (Bell-shaped). What is the hourly wage range for the middle 95% of the workers? Explain step by step in manual calculation (no internet and website)
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