« previous next »

Author Question: The density function of the standard normal distribution has a wider dispersion than the Student's t ... (Read 106 times)

tth

  • Hero Member
  • *****
  • Posts: 579
on: Jun 24, 2018
The density function of the standard normal distribution has a wider dispersion than the Student's t distribution.
 
  Indicate whether the statement is true or false

Question 2

A very large logging operation has serious problems keeping their skidders operating properly. The equipment fails at the rate of 3 breakdowns every 48 hours. Assume that x is time between breakdowns and is exponentially distributed.
 
  The probability of a single breakdown within 24 hours is:A) 0.0498
  B) 0.7769
  C) 0.2231
  D) 0.9502


Animal_Goddess

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 24, 2018
Answer to Question 1

FALSE

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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%).

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

A normal pregnancy. A normal pregnancy.
PET scan of a normal brain. PET scan of a normal brain.
Blood Distribution Blood Distribution
Look at the graph function shown belowPlea Look at the graph function shown belowPlea
Exponential and log function Exponential and log function
Frequency diagrams of skin colors. (a) Skin color distribution in the parents falls into two discont Frequency diagrams of skin colors. (a) Skin color distribution in the parents falls into two discont
Video: Egg and Sperm Formations in Animals Animation

For a complete list of videos, visit our video library