Answer:
Ligh blue
Step-by-step explanation:
Answer:
with x being square rooted.
The answer is that his average is 75.5 for the second nine weeks
if the mean is 70 minutes, then 90 minutes is 2 standard deviations above 70. if you look at the bell curve i drew, the percent of exams that took over 90 minutes is 2.5%
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The quotient if the equation is x3