Niyah7471 Niyah7471
  • 25-04-2024
  • Social Studies
contestada

The main advantage of stratified random sampling is that it ______.

a. ensures high degree of representativeness and no need to use a table of random numbers
b. ensures some degree of representativeness
c. ensures high degree of representativeness of all layers in the population
d. is convenient and inexpensive

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