« previous next »

Author Question: Although correlation does not imply causation, it does imply _____. a. shared variation c. ... (Read 132 times)

mspears3

  • Hero Member
  • *****
  • Posts: 586
on: Jun 19, 2018
Although correlation does not imply causation, it does imply _____.
 
  a. shared variation c. secondary causation
  b. that the null hypothesis is true d. equality of means

Question 2

In a race, Sam came in first and Fred second. Determining the difference in time to complete the race between Sam and Fred involves an ordinal scale
 
  Indicate whether the statement is true or false


matt

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jun 19, 2018
Answer to Question 1

A
Because squaring the value of r provides a measure of the amount of variability in one variable that can be attributed to the variability of the other variable, the variables apparently share variation.

Answer to Question 2

T


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Ancestral versus shared derived characters involving morphological traits. Ancestral versus shared derived characters involving morphological traits.
Variation in shape and length of nerve cells. Variation in shape and length of nerve cells.
Scatterplots of Variables Having Several Different Levels of Correlation Scatterplots of Variables Having Several Different Levels of Correlation
An example of continuous variation: biology students organized according to height. An example of continuous variation: biology students organized according to height.
Crossing Over Variation Crossing Over Variation
Allelic variation in the CCR5 gene Allelic variation in the CCR5 gene
Video: Digestive chemicals - water, gastric acid, bile & bicarbonate

For a complete list of videos, visit our video library