Genetics of Height

Peter Suderman & Megan McArdle are getting married. One of my thoughts was, "How tall will their offspring be?" (assuming they are intent on producing any) I couldn't tell Peter Suderman's height from photographs with certainty, but he has confirmed they are the same height, 6 feet 2 inches. What sort of heights would we expect for the McSuderkinder?* Assuming 80% heritability for height, 3 inches as the standard deviation for both sexes, 5'10 and 5'4 as mean heights (male & female), and plugging into the calculator: The highest probability of height for any male offspring: 6 feet 3…