This topic contains a solution. Click here to go to the answer

Author Question: Suppose that the correlation between height and weight for adults is +.75 . What proportion (or ... (Read 36 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
Suppose that the correlation between height and weight for adults is +.75 . What proportion (or percent) of the variability in weight is accounted for by the relationship with height?
 
  a. 75
  b. 25
  c. 56
  d. unable to determine

Question 2

The _____ is a measure of the proportion of variance in one of the variables that is accounted for by the other variable.
 
  a. Spearman rank-order correlation coefficient
  b. coefficient of determination
  c. point-biserial correlation coefficient
  d. Pearson product-moment correlation coefficient



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nicoleclaire22

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

c

Answer to Question 2

b




jwb375

  • Member
  • Posts: 540
Reply 2 on: Jun 19, 2018
Gracias!


TheDev123

  • Member
  • Posts: 332
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

For a complete list of videos, visit our video library