If my alternative hypothesis states that people who practice the task for 30 minutes before being tested will perform differently than people who get no practice prior to being tested, then my null hypothesis will state that _____
a. people who get no practice before the test will do better than those who practice
b. people who get no practice before the test will do worse than those who get practice
c. people who get no practice will perform no differently than those who get practice
d. people who get no practice will perform differently than those who get practice
C
The null hypothesis states that no effect will occur when the independent variable is manipulated.
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One measure commonly used in _____ testing is the digit span task. Here, participants must repeat sequences of digits (e.g., 8-5-1-7) either forward or backward. This task measures the effectiveness of _____ memory, and research suggests that the sequences probably do not need to be longer than about _____ digits.
A) projective personality; working; seven B) intelligence; working; nine C) projective personality; long-term; nine D) intelligence; long-term; five
Recent studies suggest that NSSI:
A) allows individuals with low emotional intelligence to experience pain associated with perceived negative events. B) serves to heighten emotional responses to perceived negative events. C) alleviates intolerable emotional responses to perceived negative events. D) most often occurs as a means of self-stimulation when people are bored.
Roberto has not thought of his third-grade teacher in over 40 years. According to decay theory, the memory trace for his teacher should be ____
a. ?available but inaccessible b. ?accessible c. ?available d. ?unavailable
Neostigmine is prescribed for the treatment of myasthenia gravis because it
a. blocks the release of AChE. b. deactivates AChE. c. enhances the reuptake of AChE. d. destroys AChE receptors. e. restores myelin.