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Author Question: In the absence of any information concerning the population proportion the conservative researcher ... (Read 27 times)

strangeaffliction

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  • Posts: 660
on: Jun 29, 2018
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
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  • Posts: 318
Reply #1 on: Jun 29, 2018
Answer to Question 1

C

Answer to Question 2

b


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