The experiment is part of a larger research program to study delayed gratification. It was never intended to help parents raise their children. Asking for immediate applications is an odd standard for basic science research. (Unless you reject the value of basic science research entirely.)
Further, the result in a recent replication [1] was a correlation of .28 between the time to ring the bell (to get the marshmallow) and academic achievement. That's not exactly the trivial "4% less likely" effect in your caricature.
(You may also wish to double check your spelling of "marshmallow.")
Further, the result in a recent replication [1] was a correlation of .28 between the time to ring the bell (to get the marshmallow) and academic achievement. That's not exactly the trivial "4% less likely" effect in your caricature.
(You may also wish to double check your spelling of "marshmallow.")
[1]: https://www.jasoncollins.blog/posts/the-marshmallow-test-hel...