This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the sample size, n, equals the population size, N, then the variance of the sample mean, , is ... (Read 69 times)

Kikoku

  • Hero Member
  • *****
  • Posts: 540
on: Jun 24, 2018
If the sample size, n, equals the population size, N, then the variance of the sample mean, , is zero.
 
  Indicate whether the statement is true or false

Question 2

If the correlation coefficient is greater than 0.5 then the coefficient of determination R2 from a simple regression model is greater than 0.25.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

234sdffa

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 24, 2018
Answer to Question 1

TRUE

Answer to Question 2

TRUE


Kikoku

  • Member
  • Posts: 540
Reply 2 on: Jun 24, 2018
Excellent

rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Body size and population density of herbivorous mammals Body size and population density of herbivorous mammals
Human Population Blasts Off Human Population Blasts Off
Cotton Production and Slave Population, 1800–1860 Cotton Production and Slave Population, 1800–1860
Poverty and population growth Poverty and population growth
Energy Balance Is Achieved When Energy (Calories) In Equals Energy (Calories) Out Energy Balance Is Achieved When Energy (Calories) In Equals Energy (Calories) Out
Changes in the Age Structure of the Population, 1950–2050 Changes in the Age Structure of the Population, 1950–2050
Video: Ventilation - phases and driving forces

For a complete list of videos, visit our video library