This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Suppose that the correlation between height and weight for adults is +.75 . What proportion (or ... (Read 38 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Jun 19, 2018
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
Reply #1 on: Jun 19, 2018
Answer to Question 1

c

Answer to Question 2

b


jwb375

  • Member
  • Posts: 540
Reply 2 on: Jun 19, 2018
Great answer, keep it coming :)

Liddy

  • Member
  • Posts: 342
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Adults in late middle adulthood frequently look forward to spending more time with their partner Adults in late middle adulthood frequently look forward to spending more time with their partner
The birth weight of human infants is tightly constrained by natural selection. The birth weight of human infants is tightly constrained by natural selection.
In the past year, about one in five adults in the United States reported symptoms of anxiety ... In the past year, about one in five adults in the United States reported symptoms of anxiety ...
Measuring Adult Weight and Height Measuring Adult Weight and Height
Everyone—from children to adults—can help eradicate hunger Everyone—from children to adults—can help eradicate hunger
Let A ⊆ R and p ∈ A. Suppose A\{p}6= ∅. Prove that p is an isolated point of A if and ... Let A ⊆ R and p ∈ A. Suppose A\{p}6= ∅. Prove that p is an isolated point of A if and ...
Video: Anatomy and Chemical Makeup of a Single Hair (Animation)

For a complete list of videos, visit our video library