Author Question: If a sample includes 27 people, the degrees of freedom used in the formula to estimate the ... (Read 131 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?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

For a complete list of videos, visit our video library