Does an interval variable have a true zero point?

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.

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2