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wonuoha wonuoha
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6 years ago
At the present, the majority of the U.S. population can trace its ancestry back to
 a. Oceana.
  b. Africa.
  c. Europe.
  d. Latin America.
  e. Asia.

Question 2

Under which of the following conditions can the population mean be estimated without error employing a stratified
  sample?
 a. When the population is partitioned so that the number of elements in each stratum is proportional to size ofthe sample to be taken from each stratum.
 b. When the population is partitioned so that the elements in each stratum are equal.
  c. When the population is partitioned in such a way that the variances within strata are equal.
  d. When the population is partitioned so that the elements in each stratum are normally distributed.
  e. None of the above.
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Candy71444Candy71444
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#1
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6 years ago
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wonuoha Author
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6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
aricketts6@
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Yesterday
Smart ... Thanks!
sweetalia
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2 hours ago
Thanks for your help!!
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