The wisdom of the crowd effect was first documented by Francis Galton in the early 20th century.

  a.  True
  b.  False


  a.  True

Psychology

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Which of the following categories of psychoactive drugs has the greatest risk for developing physical and psychological dependence?

a. narcotics and sedatives b. stimulants and hallucinogens c. sedatives and alcohol d. cannabis and alcohol

Psychology

A research report describing the results from a repeated-measures t test states that "t(22) = 1.71, p> .05.". From this report, what was the outcome of the hypothesis test?

a. Reject the null hypothesis with a sample of n = 23 participants b. Fail to reject the null hypothesis with a sample of n = 23 participants c. Reject the null hypothesis with a sample of n = 22 participants d. Fail to reject the null hypothesis with a sample of n = 22 participants

Psychology

Why is diagnosing Parkinson's disease difficult? How is the condition ultimately diagnosed and treated?

What will be an ideal response?

Psychology

Which of the following options correctly pairs a specific trait with a description in terms of the Big Five personality traits?

A. calm-high agreeableness B. kind-high extraversion C. impulsive-high conscientiousness D. imaginative-high openness to experience

Psychology