The ages of students in a certain high school had mean 16.5 and standard deviation 1.2. A student whose age is 18 is selected, the z-score of the age 18 is equal to Select one: а. 1.25 O b. -1.5 с. 1.5 O C. d. -1.25

MATLAB: An Introduction with Applications
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ISBN:9781119256830
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Chapter1: Starting With Matlab
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The ages of students in a certain high
school had mean 16.5 and standard
deviation 1.2. A student whose age is
18 is selected, the z-score of the age
18 is equal to
Select one:
а. 1.25
O b. -1.5
C. 1.5
d. -1.25
Transcribed Image Text:The ages of students in a certain high school had mean 16.5 and standard deviation 1.2. A student whose age is 18 is selected, the z-score of the age 18 is equal to Select one: а. 1.25 O b. -1.5 C. 1.5 d. -1.25
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