Author Question: If a sample includes 27 people, the degrees of freedom used in the formula to estimate the ... (Read 142 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?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

For a complete list of videos, visit our video library