Author Question: Suppose that there is a correlation of +0.41 between the amount of time that each student spends on ... (Read 190 times)

jjjetplane

  • Hero Member
  • *****
  • Posts: 556
Suppose that there is a correlation of +0.41 between the amount of time that each student spends on social media and the student's grade on the exam. This correlation clearly indicates that people who spend more time on social media receive better grades.
 
  Indicate whether the statement is true or false

Question 2

A sample of n = 25 scores is selected from a population with a mean of  = 80 and a standard deviation of  = 20. The standard error for the sample mean is 20.
 
  Indicate whether the statement is true or false



karmakat49

  • Sr. Member
  • ****
  • Posts: 369
Answer to Question 1

False

Answer to Question 2

False



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

For a complete list of videos, visit our video library