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Answer:
z-score = 2.
Step-by-step explanation:
The z-score = (x - m) / d where x =the person's score, m = the mean and d = the standard deviation.
So we have (87-67)/10
= 2.
Answer:
It is 0.125
Step-by-step explanation:
The answer is -1 , because when you add a negative number to a positive number the negative number will subtract , and vise versa.
Answer:
4.13=4.130
If there is a 0 at the end of a decimal then you can drop it.
