Write a function in any form that would match the graph shown below

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Can someone me with my hwplz(only the circled ones)

Write and solve a real word problem that involves determining distance on a coordinate plane