Author Question: If an independent t ratio is to be calculated for a two-group design, 20 subjects in each group, ... (Read 27 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
If an independent t ratio is to be calculated for a two-group design, 20
   subjects in each group, then the degrees of freedom equal
 
  a. 1
  b. .05
  c. 40
  d. 38

Question 2

Find the .99 confidence interval for the predicted Y scores.
 
  What will be an ideal response?



briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Answer to Question 1

d

Answer to Question 2

1.693 to 12.487



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

For a complete list of videos, visit our video library