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

Author Question: Suppose you have a 2 distribution with 20 degrees of freedom. a. Find the mean. b. Find the ... (Read 127 times)

cool

  • Hero Member
  • *****
  • Posts: 570
on: Jun 24, 2018
Suppose you have a 2 distribution with 20 degrees of freedom.
 a. Find the mean.
  b. Find the variance.
  c. Find the standard deviation.

Question 2

Suppose you have a Student t distribution with 20 degrees of freedom.
 a. Find the mean.
  b. Find the variance.
  c. Find the standard deviation.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tuate

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 24, 2018
Answer to Question 1

a. 20
b. 40
c. 6.32

Answer to Question 2

a. 0
b. 20/18 = 1.11
c. 1.05


cool

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jun 24, 2018
Thank you


tuate

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jun 24, 2018
No problemo


« previous next »
 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

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?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world, Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world,
Because of immature visual-motor coordination, young children find it hard to throw and catch small ... Because of immature visual-motor coordination, young children find it hard to throw and catch small ...
How to find the intervals where a function is satisfied using inequalities How to find the intervals where a function is satisfied using inequalities
Suppose that we have a sample space with five equally likely experimental outcomes: E1, E2, E3, ... Suppose that we have a sample space with five equally likely experimental outcomes: E1, E2, E3, ...
Distribution of F1 and F2 Progeny Derived from a Theoretical Cross Involving Tomatoes Distribution of F1 and F2 Progeny Derived from a Theoretical Cross Involving Tomatoes
The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ... The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ...
Video: Chemical Equilibrium between N2O4 (colorless gas) and NO2 (brown gas)

For a complete list of videos, visit our video library