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March 5, 2015

March 5, 2015

Posted by **Juan** on Sunday, October 11, 2009 at 1:32pm.

136 mm Hg and a standard deviation of 13.4 mm Hg. Find the two blood pressures having these

properties: the mean is midway between them and 90% of all blood pressures are between them.

- statistics -
**PsyDAG**, Monday, October 12, 2009 at 2:05pmLooking up under the table of "areas under the normal distribution" for ±.05 in the smaller area, 90% of the scores in a normal distribution fall within the mean ± 1.645 SD.

You should be able to do the calculations.

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