Giulio holds a bag of 70 marbles in his hands. Jim blindfolds Giulio and keeps adding marbles to Giulio's bag, one at a time. However, Giulio notices the difference in the weight only after Jim has added 5 marbles. They now repeat the same experiment with a bag of 140 marbles. This time, Giulio notices the difference in the weight only after Jim has added 10 marbles. This scenario BEST
illustrates:
A) signal detection theory.
B) Weber's law.
C) accommodation.
D) Ricco's law.
B) Weber's law.
Psychology
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Obesity is defined as having a BMI of___ or greater
A) 20 B) 25 C) 30 D) 35
Psychology
During meiosis, at times chromosomes sometimes fail to divide properly and as a result the person may have 45 or 47 chromosomes (or even, in rare cases, 48 or 49). Which of the following best describes this phenomenon?
a. chromosomal disorder b. genetic misprinting c. mitosis error d. gene displacement
Psychology