Author Question: The width of a confidence interval estimate for a proportion will be: a. narrower for 90 confidence ... (Read 157 times)

lak

  • Hero Member
  • *****
  • Posts: 546
The width of a confidence interval estimate for a proportion will be:
 a. narrower for 90 confidence than for 95 confidence.
  b. wider for a sample size of 100 than for a sample size of 50.
  c. narrower for 99 confidence than for 95 confidence.
  d. narrower when the sample proportion if 0.50 than when the sample proportion is 0.20.

Question 2

The test statistic Fr for the Friedman test has an approximate ___________________ _ distribution.
 Fill in the blank(s) with correct word



shaquita

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

A

Answer to Question 2

chi-squared
chi squared



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

For a complete list of videos, visit our video library