What are the three types of relationships that can be found in a correlational study?
What will be an ideal response?
A finding of no relationship indicates that the two dependent variables do not consistently change together. A finding of a positive relationship indicates that the two dependent variables consistently change together in the same direction (both go up together and both go down together). A finding of a negative relationship indicates that the two dependent variables consistently change together but in different directions.
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The ________ is a dense network of neurons found in the core of the brain stem that arouses the cortex and screens incoming information
a. pons b. cerebellum c. reticular activating system d. medulla
Because adoption studies cannot completely control for the influence of the prenatal or early postnatal environment, animal researchers have tried to get around this problem by using the technique of:
a. In vitro fertilization b. In vivo fertilization c. Embryo donation d. Cross-fostering
Leandro tends to be happy when in relationships with others. However, right now, he's away from home and the absence of meaningful relationships is leading to
a. being more productive at work. b. feeling even greater happiness from material objects. c. feelings of loneliness, hopelessness, and alienation. d. experiencing hallucinations.
According to DSM-5, Acute stress disorder becomes PTSD when
a. the trauma is an event out of the realm of normal life experience. b. the symptoms last for more than 2 weeks. c. the symptoms last for more than 4 weeks. d. the symptoms begin within 6 months of the trauma.