5) Depression was measured, after treatment, on a scale from 0-10, where scores

Question

5) Depression was measured, after treatment, on a scale from 0-10, where scores over 7 are considered clinically depressed, we found M . 5.0, 95% CI [2.0, 8.0]. a. This is clear evidence that those treated are not depressed Comments: b. The treatment works for some people, but not for others. Comments: The lower limit of the Cl is quite low, so most likely treated patients are hardly depressed at all. Comments: c. Encouraging, but leaving great uncertainty about the extent to which treated patients are depressed. More data must be collected to better estimate depression after this type of treatment Comments: d.

Explanation / Answer

a) 95% confidence interval of populaation mean include 7 so we can not conclude that the treated are not depressed.

So the given statement is not correct.

b) Since the mean is less than 7 so we can say that the treatement work for some people from the sample mean.

c) The lower limit is 2 and upper limit is 8. Since 2 is far from 7 as compare to 8 so the given statement is correct.

d) If we increase sample size if possible then we get better result and we can conclude it better than now.

Related Questions

Navigate

• Browse (All)
• Browse 5
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.