Author Question: Which one of the following statements is not correct? a. A hypothesis must be testable. b. A ... (Read 56 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
Which one of the following statements is not correct?
 
  a. A hypothesis must be testable.
  b. A hypothesis must have explanatory power.
  c. A hypothesis must be consistent with the existing body of knowledge.
  d. A hypothesis must be based on a well-established theory.

Question 2

A null hypothesis is a
 
  a. statistical term for hypotheses that the data fail to confirm.
  b. statistical hypothesis that says no relationship exists between the variables under investigation.
  c. research hypothesis that has been rejected by research findings.
  d. research hypothesis that states no relationship exists between the variables under investigation.



xiazhe

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

For a complete list of videos, visit our video library