A health survey among men age 1835 determines the following information about their heights and weights. Average weight: 178 pounds SD: 40 pounds Average height: 68 inches SD: 34 inches correlation coefficient: 0.56 Assuming that the regression method applies here, each half-foot (6 inches) of height is associated with about pounds in weight, on average, for these men. (Enter the number rounded to one place after the decimal.)