ELI5: Explain Like I'm 5

Generalized randomized block design

Okay, so imagine you are playing a game with your friends and you have different sets of toys that you want to share fairly. But your friends have different preferences on which toys they like the most. This is where a generalized randomized block design comes in.

A generalized randomized block design is a way to help you design a fair game by grouping toys similar to each other and randomly assigning them to your friends. This way, nobody will feel left out or like they got unfair treatment.

To do this, you first group the toys into blocks based on their similarities. For example, you might put all the stuffed animals together, all the action figures together, and all the board games together. This is like creating labeled boxes for each category of toys.

Then, you randomly assign each block of toys to your friends. You might draw names out of a hat or roll a dice to decide who gets which box of toys. This is like giving each friend a fair chance at getting the toys they like the most.

Overall, a generalized randomized block design is a way to ensure fairness and balance when you have different groups or categories to work with. It helps take into consideration the different preferences of your friends or participants, so nobody feels left out or like they got a bad deal.