Mathematics, 17.10.2019 17:30 jzjzjzj
suppose that the data concerning the first-year salaries of ac college graduates is normally distributed
with the population mean u= 6 μ=6 and the population standard deviation, 0 = 15000 σ=15000.
one of the graduates, earns 47230. what is the z-score?
find the 68-95-99.7 values of the salaries?
find the probability of a randomly selected graduate graduate earning less than 45000 annually.
Answers: 1
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