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

Author Question: In a study on the effects of exercise on stress, researchers predict that there will be a difference ... (Read 75 times)

clippers!

  • Hero Member
  • *****
  • Posts: 828
In a study on the effects of exercise on stress, researchers predict that there will be a difference in stress level between the exercise and no exercise groups. The researchers are using a _____ hypothesis.
 
  a. two-tailed
  b. directional
  c. one-tailed
  d. one-tailed (also called directional)

Question 2

In a study on the effects of amount of sleep on driving performance, researchers predict that those in the group that is allowed more sleep will exhibit better driving performance. The researchers are using a _____ hypothesis.
 
  a. two-tailed
  b. directional
  c. one-tailed
  d. one-tailed (also called directional)



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nothere

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

a

Answer to Question 2

d




clippers!

  • Member
  • Posts: 828
Reply 2 on: Jun 19, 2018
Great answer, keep it coming :)


Mochi

  • Member
  • Posts: 300
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

For a complete list of videos, visit our video library