Describe the scatterplot

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.

What is the measure of angle tvu shown in the diagram below

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "