We need to know the mean family size and sample sizes to speak to this authoritatively.
They do not provide this information. My priors have me thinking that the standard error is probably above 3,.0, making this BS, but they don't provide any information for doing a statistical analysis.
@arthurpendragon My priors have me thinking the cost of raising kids and saving for things like college probably have a far greater role, especially since this reduction cuts across population lines and begins to weigh heavily among 2nd and 3rd generation Americans.,