How to be a physically strong girl
Eat healthy foods.
This means that you should follow the food triangle, particularly around the middle. Anything containing a lot of protein, carbs or vitamins is likely a healthy food.

Even a little sugar and fat needs to be consumed to become healthy. You don't have to go on a diet, but you could as long as you don't starve yourself.

How to defend against lease violation claims
Read your " cure or quit " notice.
Depending on the jurisdiction, the landlord may be legally required to give you this notice before filing an eviction suit. It will tell you what lease provision you have violated.

The notice also typically gives you a certain amount of time to fix (" cure ") the problem. If you don't fix the problem by the deadline, then the landlord will terminate your lease.

How to calculate the expected value of sample information (evsi )
Calculate the expected monetary value (emv) of each alternative action.
Note which is the emv * (greatest value).
Determine the likelihood probabilities.

These may be given to you, or you may need to calculate them. If you need to calculate them, look at the type of experiment being done as this will lead you into how to calculate the probabilities.

How to not get called on in class
Sit strategically.
You want to try to sit in the teacher's blind spot so they hopefully don't notice you. Where you sit depends on the style of your classroom and your teacher.
Try to sit in the edge of the classroom, out of the teacher's main focus of vision. You can sit in the back to hopefully hide or the very front so the teacher possibly completely looks past you and forgets you are there.