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Author Question: When stratifying the population, the characteristics should be as: a. close in value as possible ... (Read 21 times)

nenivikky

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on: Jun 29, 2018
When stratifying the population, the characteristics should be as:
 a. close in value as possible within each strata.
  b. far apart in value as possible between any two strata.
  c. far apart in value as possible within each strata.
  d. Both b and c.
  e. Both a and b.

Question 2

One goal of stratified sampling plans is to decrease the amount of variability in each stratum. This can be accomplished by:
 a. making the strata internally heterogeneous.
  b. increasing the amount of sampling error.
  c. decreasing the magnitude of the overall sample mean.
  d. making the strata internally homogeneous.
  e. using a 99 confidence level instead of a 95 confidence level.


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frogdreck123456

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Reply #1 on: Jun 29, 2018
Answer to Question 1

E

Answer to Question 2

D


nenivikky

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Reply 2 on: Jun 29, 2018
Gracias!

daiying98

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Reply 3 on: Yesterday
Excellent

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