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The average score on an aptitude test is 80 with a standard deviation of 10. one person scored a 95. what is that person's z-score?

The average score on an aptitude test is 80 with a standard deviation of 10. one person scored a 95. what is that person's z-score?
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3 votes
The average score on an aptitude test is 80 with a standard deviation of 10. one person scored a 95. what is that person's z-score?

asked
User Deleplace
by
8.2k points

1 Answer

1 vote

Z = (95-80)/10

Z=15/10

Z=1.5

answered
User Thenewseattle
by
7.2k points
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