A directional hypothesis is also called a _____ hypothesis

a. null c. two-tailed
b. one-tailed d. bidirectional


B
A directional hypothesis utilizes only one tail of the normal distribution and predicts the direction of the change caused by the independent variable.

Psychology

You might also like to view...

Which of the following is NOT a guideline involved in shaping?

a. identifying the starting behavior b. choosing the shaping steps c. choosing the reinforcer d. choosing the unconditioned stimulus

Psychology

Which of these factors does NOT contribute to obesity?

A. Modernized environment B. Genetics C. Personality D. All of these are correct

Psychology

What does Paul Zak call the "moral molecule?"

A. Oxytocin B. Dopamine C. Serotonin D. Cortisol

Psychology

In what year was the American Psychological Association founded?

a. 1879 b. 1887 c. 1892 d. 1975

Psychology