How would you find out how many sixth through eighth grade students are interested in joining a running club? explain how to choose a sample that will give you a good representation of a whole population.

The sample should be a random sample from the entire set of students and should include enough students to be reliable. Small samples have more variation, which leads to less reliable inferences.

there is no question content here, but you for the free points! : d

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb