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

Author Question: Which of the following, if left to stand alone, is the weakest evidence of a possible causal ... (Read 21 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
Which of the following, if left to stand alone, is the weakest evidence of a possible causal connection?
 a. There is a reasonable explanation for a cause and effect relationship.
  b. The data appear to have a pattern on the scatterplot.
  c. The connection was shown to hold under varying conditions.
  d. Potential confounding variables have been ruled out.

Question 2

Which of the following will strengthen the evidence for a causal connection?
 a. Many observational studies conducted under different conditions all find the same link between two variables.
  b. Many observational studies with different confounding variables all find the same link between the two variables.
  c. The same type of relationship holds when the explanatory variables fall into different ranges for different studies.
  d. All of the above.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LP

  • Sr. Member
  • ****
  • Posts: 302
Answer to Question 1

B

Answer to Question 2

D




jparksx

  • Member
  • Posts: 570
Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)


Mochi

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

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?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

For a complete list of videos, visit our video library