Three fifths of the members of a hiking club went on the last hiking trip. If 39 people went on the trip , how many are in the c
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Answer:
The value remain unchanged.
Step-by-step explanation:
By Z score, we mean:
Z = , if we substitute the given values of mean and standard deviation, we obtain the z score value. That is,
Z = = 85/12 = 7.083333.
NB: We assume that mean and standard deviation are in the same units.