A sample has a mean of M = 40. If a new score of X = 55 is added to the sample, then the sample mean would increase
Indicate whether the statement is true or false
True
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After John W. Hinckley, Jr. was acquitted of attempting to assassinate President Reagan on the basis of his plea of "not guilty by reason of insanity," ____
a. Congress passed the Insanity Defense Reform Act of 1984, which based the definition of insanity totally on the individual's ability to understand his or her actions b. the American Law Institute wrote the Model Penal Code, which shifted the burden of determining criminal responsibility from experts to the jury c. the American Law Institute amended its Model Penal Code to include the concept of diminished capacity d. the federal courts amended the insanity laws to place a greater burden on the defendant to prove insanity in assassination cases that involve political figures
Individuals with mild mental retardation can learn a. no academic subjects
b. academic subjects up to about the 2nd grade level. c. academic subjects up to about the 6th grade level. d. academic subjects up through the high school level, but need additional time and support in order to do so.
Which of the following is true about scientific theories?
A) All theories are equally plausible. B) The quality of a theory cannot be measured by the number of people who believe it to be true. C) Theories are the same thing as opinions or beliefs. D) A theory is only valid if it has been proven to be true.
The 5-year-old of two very busy parents has been throwing tantrums. Whenever the child goes off the deep end, one or both of his parents immediately come to his side and fuss over and cajole him
Nevertheless, his tantrums do not diminish; they even seem to increase. We may assume that his parents' fussing over him serves as a _______. a. negative reinforcer b. punisher c. positive reinforcer d. model