Mathematics, 21.07.2020 18:01 gracie0818
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
e) Suppose a sample of size 15 is taken. Find the probability that the sample
f) Would it be unusual to find a sample mean of 15 people in China of more than
g) If you did find a sample mean for 15 people in China to be more than 135 sample mean mean blood pressure is more than 135 mmHg 135 mmHg? Why or why not? mmHg, what might you conclude?
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According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a s...
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