The starting salaries of individuals with an mba degree are normally distributed with a mean of $40,000 and a standard deviation

Question

2 years ago

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The starting salaries of individuals with an mba degree are normally distributed with a mean of $40,000 and a standard deviation

of $5,000. refer to exhibit 6-4. what is the probability that a randomly selected individual with an mba degree will get a starting salary of at least $30,000

Mathematics

1 answer:

horsena [70] · Answer 1 · 2022-05-08T16:08:39+03:00

horsena [70]2 years ago

6 0

<span>With the mean of 40k and standard deviation of 5k, we need to find P(x>=30k). P((30k-40k)/5k) = P(z<-2) = 1-0.0228 which is equal to 0.9772. There is a 97.72% chances that the starting salary will be at least 30k.</span>