What is a good sample size for a questionnaire?
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What is a good sample size for a questionnaire?
A good maximum sample size is usually 10\% as long as it does not exceed 1000. A good maximum sample size is usually around 10\% of the population, as long as this does not exceed 1000. For example, in a population of 5000, 10\% would be 500.
What is the rule of thumb for a sample size to be considered large?
The Large Enough Sample Condition tests whether you have a large enough sample size compared to the population. A general rule of thumb for the Large Enough Sample Condition is that n≥30, where n is your sample size.
How do you determine how big of a sample is needed for a given study?
Follow these steps to calculate the sample size needed for your survey or experiment:
- Determine the total population size. First, you need to determine the total number of your target demographic.
- Decide on a margin of error.
- Choose a confidence level.
- Pick a standard of deviation.
- Complete the calculation.
How do you know the rule of thumb?
Examples of Financial Rules of Thumb
- A home purchase should cost less than an amount equal to two and a half years of your annual income.
- Save at least 10-15\% of your take-home income for retirement.
- Have at least five times your gross salary in life insurance death benefit.
Is 50 a large enough sample size?
“The Large Enough Sample Condition” It is sometimes said that thirty-to-fifty samples is enough. The Large Enough Sample Condition tests whether you have a large enough sample size compared to the population. A general rule of thumb for the Large Enough Sample Condition is that n≥30, where n is your sample size.
Is 30 a good sample size for quantitative research?
Although sample size between 30 and 500 at 5\% confidence level is generally sufficient for many researchers (Altunışık et al., 2004, s.