(All Steps) The wages of workers in a company have an average of $38,000 and a standard deviation of $2,500. The company took a sample of 60 workers' wages.
Question:
The wages of workers in a company have an average of $38,000 and a standard deviation of $2,500. The company took a sample of 60 workers' wages.
a) Within which limits should you expect to find that the sample mean falls with a 95 probability?
b) Determine the probability of observing a sample mean more than $38,600.
c) What would you think if you saw at a sample mean of $36,500? Explain
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