This topic contains a solution. Click here to go to the answer

Author Question: An unbiased estimator is a sample statistic whose expected value equals the population parameter. ... (Read 137 times)

james

  • Hero Member
  • *****
  • Posts: 573
An unbiased estimator is a sample statistic whose expected value equals the population parameter.
  Indicate whether the statement is true or false

Question 2

The confidence interval estimate of the expected value of y for a given value x, compared to the prediction interval of y for the same given value of x and confidence level, will be:
 a. wider.
  b. the same.
  c. narrower.
  d. impossible to know.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amanda_14

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

T

Answer to Question 2

C




james

  • Member
  • Posts: 573
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it


elyse44

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library