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

Author Question: Which of the following relationships between two variables can be proven by a correlational study? ... (Read 53 times)

meagbuch

  • Hero Member
  • *****
  • Posts: 568
on: Jun 21, 2018
Which of the following relationships between two variables can be proven by a correlational study?
 
  a. Variable A causes variable B.
  b. Variable B causes variable A.
  c. A third variable (C) causes both variable A and B.
  d. None of the above can be proven by a correlational study.

Question 2

In the analysis of heritability, one potential problem in the double-the-difference method is that it assumes that twins
 
  a. do not differentially interact with each other.
  b. are the same sex.
  c. are genetically identical.
  d. are reared under equal environments.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ptupou85

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jun 21, 2018
Answer to Question 1

Answer: d: None of the above can be proven by a correlational study.

Answer to Question 2

Answer: d: are reared under equal environments.


meagbuch

  • Member
  • Posts: 568
Reply 2 on: Jun 21, 2018
Gracias!

31809pancho

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Approach used to determine the evolutionary relationships among many animal species using molecular Approach used to determine the evolutionary relationships among many animal species using molecular
Relationships between biomass variation and species diversity. Relationships between biomass variation and species diversity.
Using a microscope to study the human body Using a microscope to study the human body
Landscape ecologists study broad geographical patterns Landscape ecologists study broad geographical patterns
Results of a genome-wide association study (GWAS) to detect SNPs Results of a genome-wide association study (GWAS) to detect SNPs
Study Tips Study Tips
Video: Electrical Conduction System of the Heart

For a complete list of videos, visit our video library