Author Question: If a sample includes 27 people, the degrees of freedom used in the formula to estimate the ... (Read 179 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
If a sample includes 27 people, the degrees of freedom used in the formula to estimate the population variance would be
 
  A) 26
  B) 27
  C) 272
  D) 27

Question 2

Marginal means are
 
  A) the means of one grouping variable alone.
  B) used to identify interaction effects.
  C) always reported in research articles.
  D) the means of both grouping variables, minus the interaction.



pangili4

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

For a complete list of videos, visit our video library