Question
According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a standard deviation of 23 mmHg (Kuulasmaa,
According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a standard deviation of 23 mmHg (Kuulasmaa, Hense & Tolonen, 1998).Blood pressure is normally distributed.
a.)State the random variable.
b.)Suppose a sample of size 15 is taken.State the shape of the distribution of the sample mean.
c.)Suppose a sample of size 15 is taken.State the mean of the sample mean.
d.)Suppose a sample of size 15 is taken.State the standard deviation of the sample mean.
e.)Suppose a sample of size 15 is taken.Find the probability that the sample mean blood pressure is more than 135 mmHg.com
f.)Would it be unusual to find a sample mean of 15 people in China of more than 135 mmHg?Why or why not?
g.)If you did find a sample mean for 15 people in China to be more than 135 mmHg, what might you conclude?
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Algebra 2
Authors: John A. Carter, Gilbert J. Cuevas, Roger Day, Carol Malloy, Berchie Holliday, Ruth M. Casey
Common Core Edition
0076639908, 978-0076639908
