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Listed below are systolic blood pressure measurements(mm Hg) taken from the right and left arms of the same woman. Assume that the paired sample data

Listed below are systolic blood pressure measurements(mm Hg) taken from the right and left arms of the same woman. Assume that the paired sample data is a simple random sample and that the differences have a distribution that is approximately normal. Use a 0.01 significance level to test for a difference between the measurements from the two arms. What can beconcluded?

Right arm

151

148

130

129

139

Left arm

179

173

176

144

147

In thisexample, d is the mean value of the differences d for the population of all pairs ofdata, where each individual difference d is defined as the measurement from the right arm minus the measurement from the left arm. What are the null and alternative hypotheses for the hypothesistest?

A.

H0: d=0

H1: d0

Your answer is correct.

B.

H0: d0

H1: d>0

C.

H0: d0

H1: d=0

D.

H0: d=0

H1: d<0

Identify the test statistic.

t= ???

(Round to two decimal places asneeded.)

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