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

Author Question: The base model in hierarchical regression ____. a. adds direct effects b. includes only control ... (Read 94 times)

Brittanyd9008

  • Hero Member
  • *****
  • Posts: 500
The base model in hierarchical regression ____.
 a. adds direct effects
  b. includes only control variables
  c. adds continuous variable interactions
  d. includes no independent variables

Question 2

Concomitant variation is sufficient evidence to determine causality in experiments.
 
 Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

B

Answer to Question 2

F
Concomitant variation is only one piece of causal evidence  temporal sequence and nonspurious association are also necessary.





 

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?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

For a complete list of videos, visit our video library