Type an equation for the following pattern.
Enter the fraction in simplest form.
[?]
y = x+ [
Y
1
1/2
N
1
3
3/2
4
2
5
5/2

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required