Author Question: What are the mean and standard deviation for the normal approximation to the binomial distribution ... (Read 63 times)

go.lag

  • Hero Member
  • *****
  • Posts: 667
What are the mean and standard deviation for the normal approximation to the binomial distribution with n = 100 and p = .20?
 
  A)  = 50 and  = 5
  B)  = 50 and  = 4
  C)  = 20 and  = 16
  D)  = 20 and  = 4

Question 2

If the null hypothesis is true, what value is expected, on average, for the repeated-measures t statistic?
 
  A) 0
  B) 1
  C) 1.96
  D) t > 1.96



parshano

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

Everyone has one nostril that is larger than the other.

For a complete list of videos, visit our video library