___________ questions are a combination of both open and closed ended questions

An area of concern that is more problematic in laboratory research than in low-constraint field work in psychology is

A) Scientific validity. B) Generalizability of findings. C) That lab experiments are unethical. D) That most human behavior can only be evaluated in naturalistic environments.

The researcher who is part of the situation being observed

A) Has lost all objectivity. B) Should not interpret the data obtained. C) Is a participant observer. D) Should rely on high-constraint statistical procedures.