Author Question: Which of the following is an experimental design? A) single-group, posttest-only design B) ... (Read 49 times)

JMatthes

  • Hero Member
  • *****
  • Posts: 578
Which of the following is an experimental design?
 
  A) single-group, posttest-only design
  B) single-group, pretest-posttest design
  C) ex post facto design
  D) None of the above

Question 2

Re: It is necessary to design and carry out experiments so that the experimental conditions

Question 3

In an ANOVA, we try to
 
  A) maximize experimental variance and within-groups variance.
  B) minimize error variance and control extraneous variance.
  C) minimize both error variance and experimental variance.
  D) control extraneous variance and maximize error variance.



Kimmy

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

Answer: D

Answer to Question 2

Muchas Gracias :)

Answer to Question 3

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

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

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

For a complete list of videos, visit our video library