« previous next »

Author Question: The following graph resulted when a researcher plotted the paired scores from two sets of data: ... (Read 145 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Jun 20, 2018
The following graph resulted when a researcher plotted the paired scores from two sets of data: Which of the following conclusions is justified from an examination of the graph?
 
  a. The coefficient of correlation is close to .50.
  b. The correlation between X and Y is negative and low.
  c. The correlation between X and Y is positive and high.
  d. A Spearman rho coefficient of correlation is appropriate for these data.
  e. A Pearson's coefficient of correlation is not appropriate for these data.

Question 2

If a relationship between two variables is spurious, we conclude that it is
 
  a. nearly always a cause and effect relationship.
  b. partially regressed.
  c. accounted for by another extraneous variable
  d. not a statistically significant relationship.
  e.


lauravaras

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 20, 2018
Answer to Question 1

E

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Results from sequential study of two cohorts tested at three ages and at three different points in t Results from sequential study of two cohorts tested at three ages and at three different points in t
Women who are monozygotic twins and have the same genes are more similar in their marital happiness Women who are monozygotic twins and have the same genes are more similar in their marital happiness
On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a On March 25, 1911, as scores of young factory girls leaped to their deaths from the eighth, ninth, a
Graph Graph
IROC on a Graph Questions IROC on a Graph Questions
data data
Video: Properties of water -structure of water and polarity (Ionized and polar compounds)

For a complete list of videos, visit our video library