Which of the following is an example of the structure of your data when you are seeking a statistic for testing your study hypothesis?
A. You are examining the matched pretest and posttest scores for a group of clients.
B. You are examining the proportions of people in your study who have at least one child living in the home.
C. You are computing the mean salary of the people in your study sample.
D. You are computing the correlation coefficient between three variables.
Ans: A
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Drawing a purposive judgmental sample
a. allows researchers to use their prior knowledge about the topic. b. enlists the aid of uninformed respondents. c. results in a sample that has no researcher bias. d. ensures a representative sample.
Adult survivors of childhood trauma
a. need to tell their story and be heard if healing is to occur. b. should not tell their story since it will stir up painful feelings and memories. c. should avoid group psychotherapy as a treatment modality due to their vulnerabilities. d. have a relatively easy time separating their past trauma from their current realities.
The ancient Greeks had an attitude toward death that is best summed up in the dictum:
a. "Eat, drink, and be merry, for tomorrow you may die.". b. "Live each moment to the fullest and forget about dying.". c. "Contemplate death if you would learn how to live.". d. "Be willing to die for those things we believe in."
What percent of students from question 12 fall within 1.96 standard deviations above
and below the mean? a. 34 b. 68 c. 48 d. 95