When a study contains _______, results are inaccurate due to influences beyond the study variables.

a. a special population
b. problems
c. confederates
d. bias


Ans: D

Psychology

You might also like to view...

An early model of memory indicates that incoming information is first handled by "sensory" memory, is then moved to "short term" memory, and finally is pushed into "long-term" memory. This model, proposed by Atkinson and Shiffrin in 1968, is an example of a(n) model

a. process b. nomothetic c. structural d. idiographic

Psychology

Which of the following statements about American Sign Language (ASL) is TRUE?

a. ASL is a symbolic communication that lacks syntax and grammar. b. ASL is understood by all those who use other forms of sign language. c. Signing children pass through the same stages of language development at the same age as speaking children. d. American Sign Language is classified as a pantomimed code.

Psychology

Yusef spends a night at a sleep clinic. The technicians at the clinic hook Yusef up to sensors to measure respiration, body temperature, muscle movements, and brain activity while he sleeps

What technique is the clinic using to study Yusef's sleep pattern? A) positive sleep state analysis (PSSA) B) somnambulism C) polysomnography D) biofeedback

Psychology

On a fixed-ratio schedule reinforcement is given ________

a) after randomly varying amounts of time have passed b) after a set number of responses have been made c) after a set amount of time has passed d) after a varying number of responses have been made

Psychology