A recent study considered if dogs could be trained to detect whether a person has lung cancer or breast cancer by smelling the subject's breath.Once trained, dogs were tested using 5 breath samples, one of which came from a cancer patient.Is the correctly detected rate higher than random guessing?

a) state the hypotheses

b) state the type I & type II errors

c) state the consequences of each error

d) is one more serious? Explain.