Sample size is 1500. How to justly the sample size with citation if sem is used

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Does this justification make sense for sample size

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If we are using snowball sampling technique, how do we justify the true representativeness of the sample statistically? is there any statistical test?

Are there any statistical methods to justify your sampling technique using SPSS or AMOS?

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Paired t-test or unpaired t-test for my quantitative data with SPSS?

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How do I compute SEM for percentages using SPSS?

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Alan F Rawle

If your sample size is 1500 from 2000 total then the math is likely to be good. If it's from 4.5 billion (for example examining the rate of world-wide diseases but only examining the Chinese) then it may be suspect. What are you trying to establish with your sample and what is the size of the overall population?

Timothy A Ebert

Also depends on the size of the effect you are trying to identify relative to background noise.

Mehmet Guven Gunver

a new approach

Article TO DETERMINE SKEWNESS, MEAN AND DEVIATION WITH A NEW APPROAC...