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The BLS employer cost survey uses a sample to establish the average wage of receptionists. Based on a large number of observations, the distribution of

The BLS employer cost survey uses a sample to establish the average wage of receptionists. Based on a large number of observations, the distribution of receptionist wages is normally distributed with a mean $10.38 and a standard deviation of $2.05. What is the probability that the wages for a sample of 20 receptionists are less than $8/hour?

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0.0000

0.5498

0.0222

0.0881

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