« previous next »

Author Question: Assume that x is a binomial random variable with n = 1000 and p = 0.80. Use a normal approximation ... (Read 105 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?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski
Normal conduction pathway in the heart Normal conduction pathway in the heart
A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL A sample of baking soda is heated and releases carbon dioxide gas into a 1000-mL
Variable expressivity as shown in flies homozygous for the eyeless mutation in Drosophila Variable expressivity as shown in flies homozygous for the eyeless mutation in Drosophila
Microarray procedure for analyzing gene expression in normal and cancer cells Microarray procedure for analyzing gene expression in normal and cancer cells
Approximation a polygon with triangles Approximation a polygon with triangles
Video: Summary of female reproductive cycle days 1-28

For a complete list of videos, visit our video library