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

Author Question: What do we mean by an unbiased statistic? a. a statistic that equals the sample mean b. a ... (Read 93 times)

littleanan

  • Hero Member
  • *****
  • Posts: 575
What do we mean by an unbiased statistic?
 
  a. a statistic that equals the sample mean
  b. a statistic whose average is very stable from sample to sample
  c. a statistic used to measure racial diversity
  d. a statistic whose long range average is equal to the parameter it estimates

Question 2

The variance can best be thought of as the
 
  a. average of the squared deviations from the mean.
  b. average of the absolute deviations from the mean.
  c. average of the deviations from the median.
  d. square of the mean.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Chelseyj.hasty

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

D

Answer to Question 2

A





 

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

For a complete list of videos, visit our video library