Author Question: In the absence of any information concerning the population proportion the conservative researcher ... (Read 80 times)

strangeaffliction

  • Hero Member
  • *****
  • Posts: 660
In the absence of any information concerning the population proportion the conservative researcher should use which of the following estimates when calculating sample size?
 a. 1.00
  b. 0.20
  c. 0.50
  d. 0.80
  e. 0.00

Question 2

After the households in the previous question were surveyed, the sample proportion of households using liquid soap was determined to be 0.2 . The precision at the 95 confidence level is + or
 a. 0.028 percentage points.
  b. 0.032 percentage points.
  c. 0.040 percentage points.
  d. 0.057 percentage points.
  e. 0.141 percentage points.



kristenb95

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

C

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

For a complete list of videos, visit our video library