The mean salary offered to students who are graduating from Coastal State University this year is $24,245, with a standard devia
tion of $3643. A random sample of 80 Coastal State students graduating this year has been selected. What is the probability that the mean salary offer for these 80 students is $23,500 or less
1 answer:
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Answer: D) cube root of 16
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Explanation:
The rule we use is
In this case, x = 4, m = 2 and n = 3.
So,
Showing that the original expression turns into the cube root of 16.