22 mths : 5.5 yrs to ratio​

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 volume of this square pyramid?

Convert 2000 swiss francs to dutch guilders