HELP ASAP
Solve the equation for H:
b= Hf- Hdw

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected