Question

A clinical psychologist is interested in whether a new therapy decreases feelings of depression. What type...

A clinical psychologist is interested in whether a new therapy decreases feelings of depression. What type of hypothesis test would they use?

A. One-tailed because the study only looks at the effect of the therapy and doesnt consider other factors.

B. Two-tailed because the study will have to include people who do and do not receive the therapy.

C.Two-tailed because no direction of observed difference has been predicted.

D. One-tailed because the study of is only interested in whether the treatment decreases depression

0 0
Add a comment Improve this question Transcribed image text
Know the answer?
Add Answer to:
A clinical psychologist is interested in whether a new therapy decreases feelings of depression. What type...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A clinical psychologist developed a new psychotherapy for depression that he calls "shame therapy." In a...

    A clinical psychologist developed a new psychotherapy for depression that he calls "shame therapy." In a shame therapy session, he tries to make the client feel bad about being depressed so that they will "snap out of it." To test the effectiveness of shame therapy, he recruits 50 depressed people who are seeking psychotherapy. He gives them a standardized measure of depression and then four weeks of shame therapy. Then he gives them the same standardized measure of depression. He...

  • A psychologist would like to evaluate the effect of Cognitive-Behavioral Therapy and antidepressant use on depression....

    A psychologist would like to evaluate the effect of Cognitive-Behavioral Therapy and antidepressant use on depression. He obtains 10 clinical participants for a period of 2 months. During the first month, the participants are given no therapy; half the participants are given an anti-depressant and the other half receive a placebo. This is followed by a diagnostic Depression test (0-10). During the second month, those same participants continue treatment, but now all receive CBT. This is then again followed by...

  • A language psychologist is interested in whether or not bilingualism causes people to have enhanced word vocabulary on their first language. (That is the language that they learned in their family set...

    A language psychologist is interested in whether or not bilingualism causes people to have enhanced word vocabulary on their first language. (That is the language that they learned in their family setting from infancy.) She collects as set of 400 obscure words [words that are not part of their everyday lives] her participants’ first language. She tests 45 bilingual people and counts the number of words from this list they define correctly. Data Bilinguals Monolinguals Observed 30 15 From a...

  • 194 pts.) A psychologist is interested in whether hypnosis affects brain dominance (that is, whether the...

    194 pts.) A psychologist is interested in whether hypnosis affects brain dominance (that is, whether the left or right nemisphere of the brain is dominant Eleven college students from the freshman class are randomly sampled for an experiment. The experiment has two conditions that are given on different days. In condition I, the students are hypnotized and then given a test that measures the relative dominance of the right and left hemispheres. The higher the score the more dominant is...

  • A cognitive psychologist is interested in whether increasing reading speed improves comprehension. He has students complete...

    A cognitive psychologist is interested in whether increasing reading speed improves comprehension. He has students complete a reading comprehension task before and after a six-week speed reading course. In the beginning of the study, a randomly selected group of B1 students scored an average of 102 points on the reading comprehension task. Since the sample size is larger than 30, the cognitive psychologist can assume that the sampling distribution of M_D is normal. He plans to use a repeated-measures t-test....

  • A psychologist was interested in whether a sense of "Job Autonomy" (a measure of how much...

    A psychologist was interested in whether a sense of "Job Autonomy" (a measure of how much freedom and discretion employees have over their job -higher scores on this measure correspond to more autonomy) could predict levels of Burnout among social workers. To study this, she collected data from five social workers, and conducted a regression analysis to predict levels of Burnout from Job Autonomy. Burnout was measured with a standard scale, where 1- low burnout and 10 high burnout (so,...

  • 5. A two-tailed hypothesis test for a repeated-measures design A graduate student is interested in whether...

    5. A two-tailed hypothesis test for a repeated-measures design A graduate student is interested in whether jounaling can affect grief and healing. For her study, she selects a random sample of 64 adults who have been widowed within the past 10 to 14 months. The subjects complete a battery of psychological questionnaires before and after spending two months journaling about their emotions. Before the two months of journaling, the mean score on the impact of event scale-avoidance subscale, which measures...

  • A social psychologist studying mass communication randomly assigned 87 volunteers to one of two experimental groups....

    A social psychologist studying mass communication randomly assigned 87 volunteers to one of two experimental groups. Fifty-seven were instructed to get their news for a month only from television, and 30 were instructed to get their news for a month only from the Internet. After the month was up, all participants were tested on their knowledge of several political issues. The researcher simply predicted that there is some kind of difference. These were the results of the study. TV group:...

  • 1) An educational psychologist studies the effect of frequent testing on retention of class material. In...

    1) An educational psychologist studies the effect of frequent testing on retention of class material. In one section of an introductory course, students are given quizzes each week. A second section of the same course receives only two tests during the semester. At the end of the semester, both sections receive the same final exam, and the scores are summarized below. Frequent Quizzes n = 20 M = 73 SS = 722 Two Exams n = 20 M = 68...

  • Clinical trials are usually conducted in phases that build on one another. Each phase is designed...

    Clinical trials are usually conducted in phases that build on one another. Each phase is designed to answer certain questions. Knowing the phase of the clinical trial is important because it can give you some idea about how much is known about the treatment being studied. There are pros and cons to taking part in each phase of a clinical trial. Phase I clinical trials: Is the treatment safe? Phase I studies of a new drug are usually the first...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT