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.
The shape you are looking for is a pyramyde
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Answer:
you can use quadratic formula for this equation
=
−
±√
²
−
4
÷2
Answer:
hmm this is tough but i would have to say good evening
Step-by-step explanation: