A randomised controlled trial comparing new anti-hypertensive drugs to placebo has reported that this new drug reduces systolic blood pressure by a mean of 20mmHg with a standard deviation of 1.5mmHg.
A randomised controlled trial comparing new anti-hypertensive drugs to placebo has reported that this new drug reduces systolic blood pressure by a mean of 20mmHg with a standard deviation of 1.5mmHg.
What is the percentage of total measurements of drop in systolic blood pressure fall between 17-23mmHg?
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