Systolic blood pressure level above 120 mm Hg are considered to be too high. For the 300 systolic blood pressure is a mean of 122.96 mm Hg and the standard deviation is 15.85169 mm Hg. Using the significance level of a=0.01 to test the claim that the sample is from a population with a mean greater than 120 mm Hg. а) Identify the null and alternative hypotheses. Find the value of the test b) statistic. Find the critical value. c) d) Using the significance level of a =0.01, should we reject H, or should we fail to reject H,?

MATLAB: An Introduction with Applications
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Systolic blood pressure
level above 120 mm Hg are
considered to be too high. For the
300 systolic blood pressure is a mean
of 122.96 mm Hg and the standard
deviation is 15.85169 mm Hg. Using
the significance level of a=0.01 to
test the claim that the sample is from
a population with a mean greater
than 120 mm Hg.
a)
Identify the
alternative hypotheses.
Find the value of the test
null
and
b)
statistic.
c)
d)
Find the critical value.
Using the significance level
of a = 0.01, should we reject
H, or should we fail to reject
H,?
Transcribed Image Text:Systolic blood pressure level above 120 mm Hg are considered to be too high. For the 300 systolic blood pressure is a mean of 122.96 mm Hg and the standard deviation is 15.85169 mm Hg. Using the significance level of a=0.01 to test the claim that the sample is from a population with a mean greater than 120 mm Hg. a) Identify the alternative hypotheses. Find the value of the test null and b) statistic. c) d) Find the critical value. Using the significance level of a = 0.01, should we reject H, or should we fail to reject H,?
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