STAT 500 Is a larger sample size always better?

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STAT 500

 

On page 335 our book provides the following cautionary note:

"Never follow the misconception that poll results are unreliable if the sample
size is a small percentage of the population size. The population size
is usually not a a factor in determining the reliability of a poll."
 
Is a larger sample size always better? Why or why not? What factors are considered when determining size?

 

    • 12 years ago
    STAT 500 Is a larger sample size always better?
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