« previous next »

Author Question: If x is a normal random variable with = 50 and = 6, then the probability that x is not between 44 ... (Read 55 times)

ec501234

  • Hero Member
  • *****
  • Posts: 573
on: Jul 25, 2018
If x is a normal random variable with  = 50 and  = 6, then the probability that x is not between 44 and 56 is
 
  A) 0.6826. B) 0.3413. C) 0.8413. D) 0.3174.

Question 2

The alternative hypothesis can never contain an equal sign.
 
  Indicate whether the statement is true or false


jaaaaaaa

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 25, 2018
Answer to Question 1

D

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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.

Normal karyotype. Normal karyotype.
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Features of a normal 12-lead ECG. Features of a normal 12-lead ECG.
Assume z is a standard normal random variable. What is the value of z if the area to the right ... Assume z is a standard normal random variable. What is the value of z if the area to the right ...
Brain metabolism in a schizophrenic individual (left) and a normal individual (right). These scans o Brain metabolism in a schizophrenic individual (left) and a normal individual (right). These scans o
Normal karyotype of a human male Normal karyotype of a human male
Video: Facilitated Diffusion - Glucose transport

For a complete list of videos, visit our video library