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LIVITU (LU PUIFILS) A time for the 100 meter sprint of 14.9 seconds at a school where the mean time for the 100 meter sprint
LIVITU (LU PUIFILS) A time for the 100 meter sprint of 14.9 seconds at a school where the mean time for the 100 meter sprint is 17.6 seconds and the standard deviation is 2.1 seconds. Find the z-score corresponding to the given value and use the z-score to determine whether the value is unusual. Consider a score to be unusual if its z-score is less than -2.00 or greater than 2.00
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