SOLUTION: The mean salary of 350 workers at company A is $ 1050 and the standard deviation is $ 150. If we assume that the salaries are normally distributed, compute the probability, a worke

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Question 1063209: The mean salary of 350 workers at company A is $ 1050 and the standard deviation is $ 150. If we assume that the salaries are normally distributed, compute the probability, a worker has salary more than $ 850
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=(x-mean)/sd.
Want z>(850-1050)/150
That is a z>-200/150
z>-1.33
That is 0.9087