Author Question: The sample size that guarantees all estimates of proportions will meet the margin of error ... (Read 91 times)

eruditmonkey@yahoo.com

  • Hero Member
  • *****
  • Posts: 546
The sample size that guarantees all estimates of proportions will meet the margin of error requirements is computed using a planning value of p equal to _____.
 a. .01
  b. .50
  c. .51
  d. .99

Question 2

Suppose x is a normally distributed random variable with a mean of 8 and a standard deviation of 4 . The probability that x is between 1.48 and 15.56 is _____.
 a. .0222
  b. .4190
  c. .5222
  d. .9190



Yixagurpuldink

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

b

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

For a complete list of videos, visit our video library