Studying a group of children from first grade through high school to see the effect of pre-schooling on educational success would be which type of study?
a
longitudinal
cross-sectional
Ос
natural observation
Od
experimental

i can answer this question sweetie!

step-by-step explanation:

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

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