Answer:
$72
Step-by-step explanation:
<span>A medical researcher wants to investigate the amount of time it takes for patients' headache pain to be relieved after taking a new prescription painkiller. She plans to use statistical methods to estimate the mean of the population of relief times. She believes that the population is normally distributed with a standard deviation of 18 minutes. How large a sample should she take to estimate the mean time to within 4 minutes with 97% confidence?
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n = [z*s/E]^2
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n = [2.17*18/4]^2 = 96 when rounded up
</span>
Answer:
justin biberis black
Step-by-step explanation:
Answer:
Most likely a street
Step-by-step explanation:
depends on how big the track is
Answer:
C) |–60 + 11| = |–49| = –49 units
Step-by-step explanation:
