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

Author Question: Which of the following research designs, if conducted correctly without the influence of extraneous ... (Read 109 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
on: Jun 20, 2018
Which of the following research designs, if conducted correctly without the influence of
  extraneous variables, would allow you to make cause-and-effect conclusions?
 
  A) quasi-experimental
  B) two-group design with random assignment and IV manipulation
  C) ex post facto study
  D) B and C only
  E) all of the above because there is an IV

Question 2

This nonparametric test is used when you have ordinal data and two correlated groups.
 
  A) rank sums test
  B) Kruskal-Wallis H Test
  C) Mann-Whitney U Test
  D) chi-square test for two levels of a single nominal variable
  E) Wilcoxon T Test


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

E


lindiwe

  • Hero Member
  • *****
  • Posts: 577
Reply #2 on: Jun 20, 2018
Thank you!


brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Research Methods Research Methods
The greatest bone mass is found around age 30 for both men and women, with the later decline being f The greatest bone mass is found around age 30 for both men and women, with the later decline being f
Nursing Research Nursing Research
Factors that Influence Pulse Rate Factors that Influence Pulse Rate
With the research technique called brainbow, each neuron is labeled with a different color, ... With the research technique called brainbow, each neuron is labeled with a different color, ...
RESEARCH TECHNIQUE RESEARCH TECHNIQUE
Video: How antibiotics works? 💊

For a complete list of videos, visit our video library