« previous next »

Author Question: The purpose of a mediational analysis is to examine whether a presumed causal relationship between ... (Read 50 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
on: Jun 20, 2018
The purpose of a mediational analysis is to examine whether a presumed causal relationship between two variables
 
  A) is due to some intervening variable.
  B) is different according to the level of some additional variable.
  C) is caused by some third variable.
  D) might be causal in the opposite direction from the initial assumption.

Question 2

Which cutoff chi-square value is appropriate for testing the null hypothesis?
 
  A) 3.841
  B) 5.992
  C) 7.815
  D) 9.488


yuyiding

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Went and Briggs demonstrated the relationship between light perception and auxin function. Went and Briggs demonstrated the relationship between light perception and auxin function.
The Dose-Effect Relationship, Showing (A) Drug Potency and (B) Drug Efficacy (Or Effectiveness) The Dose-Effect Relationship, Showing (A) Drug Potency and (B) Drug Efficacy (Or Effectiveness)
Probability Values of Chi-Square Analysis Probability Values of Chi-Square Analysis
linear programming problem, applying simplex method and sensitivity analysis linear programming problem, applying simplex method and sensitivity analysis
Gene-expression analysis generated from expression DNA microarrays Gene-expression analysis generated from expression DNA microarrays
Analysis of yeast transcription patterns using microarrays Analysis of yeast transcription patterns using microarrays
Video: Semidiscontinuous DNA replication

For a complete list of videos, visit our video library