There's a study that says if you have e three or more kids, has a negative effect on your late life cognition. What do you think of that study? Let's use your analytical abilities and tell me. Do you think that sounds like a legitimate study? Number one, if there's just one study on it, the odds are no more than 50 % that they even did the math right,. So if you hear there's a study, 50% chances false before youeven hear about it, cas the ratio can't be reproduced. Now, of the 50 percent that are true, meaning that it could be reproduced, does it mean they've interpreted it right?