« previous next »

Author Question: Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal approximation ... (Read 95 times)

viki

  • Hero Member
  • *****
  • Posts: 525
on: Jun 24, 2018
Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal
  approximation to find P(800 < x  825 ).
 
  A) 0.4783 B) 0.4623 C) 0.4578 D) 0.0636

Question 2

Assume that x is a binomial random variable with n = 100 and p = 0.60. Use a normal
  approximation to find P(x < 65 ).
 
  A) 0.1788 B) 0.5753 C) 0.8686 D) 0.8212


alvinum

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

(A) Normal spongy bone. (B) Spongy bone with osteoporosis, which is characterized by a loss of bone (A) Normal spongy bone. (B) Spongy bone with osteoporosis, which is characterized by a loss of bone
The homeostatic control of normal body temperature (37°C or 98.6°F). The homeostatic control of normal body temperature (37°C or 98.6°F).
Electrophoresis gel in a densitometer. SPE densitometry showing a normal pattern. Electrophoresis gel in a densitometer. SPE densitometry showing a normal pattern.
If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ... If the random variable x is exponentially distributed with parameter λ = 4, then P(x ≤ ...
Section of a normal brain (left) and an HD brain (right). The HD brain shows extensive damage to the Section of a normal brain (left) and an HD brain (right). The HD brain shows extensive damage to the
Variable expression of yellow phenotype in mice caused by diet-related epigenetic changes in the gen Variable expression of yellow phenotype in mice caused by diet-related epigenetic changes in the gen
Video: Cellular slime mold life cycle Animation

For a complete list of videos, visit our video library