Chemistry homework help

The fourth task force report on Blood pressure control in children [2] reports blood-pressure norms for children by age and sex group. The estimated mean +/- Standard deviation for 17 year old boys for DBP is 67.9 +- 11.6 mm HG based on a large sample. One approach for defining elevated blood pressure is to use 90 mm Hg- the standard for elevated adult blood pressure-as the cutoff. What percentage of 17 year old boys would be found to have elevated blood pressure, using this approach?The fourth task force report on Blood pressure control in children [2] reports blood­pressure norms for children by age and sex group. The estimated mean +/­ Standard deviation for 17 year old…