The equation 4x-45=y is used to find your profit y in dollars from buying $45 of supplies and washing cars for $4 what does the
1 answer:
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Answer:
The Z score of the person is -3.09.
Step-by-step explanation:
The standard normal deviate (Z) for a normal distribution is given by
where,
X = the value of observation
is mean of the observations and
σ = standard deviation of the score
Applying values we get