The data by age show a consistent decline in attention: 34 to 55 year-olds were significantly lower than either 18 to 34 or 55+ This is interesting because it

The data by age show a consistent decline in attention: 34 to 55 year-olds were significantly lower than either 18 to 34 or 55+ This is interesting because it fits with none of the hypotheses and none is suggested. What could it be? To me it suggests that working and/or raising children have negative impacts on attention span.