« previous next »

Author Question: Explain the difference between the null hypothesis and the alternative hypothesis in a study. ... (Read 207 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
on: Jun 19, 2018
Explain the difference between the null hypothesis and the alternative hypothesis in a study.
 
  What will be an ideal response?

Question 2

Researchers often use a coding system to associate data with a particular participant during the course of a research study in order to ____.
 
  a. reduce the risk of fraud
 b. help protect confidentiality
  c. help with data analysis
 d. deceive participants


Melissahxx

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jun 19, 2018
Answer to Question 1

The null hypothesis predicts that no difference exists between the groups being compared. The alternative hypothesis predicts that a significant difference exists between the groups being compared. This is the hypothesis that the researcher wants to support.

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ETearle

  • Hero Member
  • *****
  • Posts: 580
Reply #2 on: Jun 19, 2018
Thank you!


Melissahxx

  • Sr. Member
  • ****
  • Posts: 304
Reply #3 on: Jun 19, 2018
Happy to help


« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

The experiment performed by Jacob, Monod, and Pardee to study a lacI constitutive mutant The experiment performed by Jacob, Monod, and Pardee to study a lacI constitutive mutant
The difference between mieosis and mitoses The difference between mieosis and mitoses
Using a microscope to study the human body Using a microscope to study the human body
Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19 Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19
Study Duddy 2 Study Duddy 2
Barenboim's study show the change in children's descriptions of their peers Barenboim's study show the change in children's descriptions of their peers
Video: Neuron Type Animation

For a complete list of videos, visit our video library