To test the effects of Supplementation A on blood pressure, 17 adults were selec

Question

To test the effects of Supplementation A on blood pressure, 17 adults were selected to consume Supplementation A for 4 weeks. Their systolic blood pressure (SBP) measurements were taken at both baseline (baseSBP) and 1 month later (oneSBP).

Q1) Which of the below 4 analyses is inappropriate for this study?

Q2) Which of the following analysis is more appropriate for this study?

A) Analysis A Analysis A Variable Mean Std. Err. Std. Dev. [95 Conf . Interval] baseSBP oneSBP 17 17 116.5624 113. 611B 3. 000201 2.73B535 12.37015 11.29127 110.2022 107.B 063 122.9225 119.4172 diff 17 2. 9505BB 7930943 3.270012 1.269304 4.631873 t -3.9204 16 Ho: mean [diff] = 0 degrees of freed = Ha: nean (diff) t) = 0.0009 Pr(ITI > It = 0.0019 Analysis B expected positive negative zero 13 3 137 15 76 76 all 17 153 153 unadjusted variance adjnstnent for tie:S adjustment for zero 446.25 0.00 -0.25 adjnsted variance 446.00 Ho: base SBP = oneSBP z= 2-BBB Prob > Izl - 0.0039

Explanation / Answer

Q1)

Option (D) is inappropriate. Because, the results are different from the study.

Q2)

Option (A) is more appropriate. Because, the results are coincide the study.

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