What is the measure of angle x ?

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

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.

Why do interests rates on loans to be lower in a weak economy than in a strong one