SOLUTION: in a population of college scholarship recipients, it is known that the average amount received is $18900 with a standard deviation of $4600 (this distribution is normal)
What p
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Question 979522: in a population of college scholarship recipients, it is known that the average amount received is $18900 with a standard deviation of $4600 (this distribution is normal)
What proportion of students receive $28,000 or more annually ?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(x-mean)/sd
=(28000-18900)/4600
=9100/4600
=1.978
This is near 1.96 (97.5th percentile)
2.4% are at or greater than this level.
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