Author Question: In a sampling distribution of the mean, approximately _____ percent of the sample means will be ... (Read 361 times)

Frost2351

  • Hero Member
  • *****
  • Posts: 557
In a sampling distribution of the mean, approximately _____ percent of the sample means
  will be contained within the interval of two standard errors above and below the
  population mean.
 
  a. 34
  b. 68
   c. 95
  d. over 99

Question 2

The sum of the deviations about the mean must equal _____ .
 
  a. zero
  b. 1.0
  c. -1.0 or +1.0
  d. a value that varies with the number of scores



HandsomeMarc

  • Sr. Member
  • ****
  • Posts: 360
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

For a complete list of videos, visit our video library