Georgina is sitting on top of the slide at a park's playground. Her angle of depression to a sand pail at the bottom of the slide is 28°. If
Georgina is 32 feet above the ground, what is the length of the slide
rounded to the nearest hundredth? (Hint: Draw a picture to help.)

This sampling method is called systematic random sampling.

Researchers survey the tenth person who walks into the store and then every fifth person after that.

This type of sampling is called - systematic random sampling.

Systematic random sampling is a type of sampling method in which samples are selected from a larger population based on a random starting point that has a fixed and periodic interval.

This interval is called the sampling interval. This interval is calculated by dividing the population size by the desired sample size.