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:

1. Determine the total population size. First, you need to determine the total number of your target demographic.
2. Decide on a margin of error.
3. Choose a confidence level.
4. Pick a standard of deviation.
5. Complete the calculation.

How do you know the rule of thumb?

Examples of Financial Rules of Thumb

1. A home purchase should cost less than an amount equal to two and a half years of your annual income.
2. Save at least 10-15\% of your take-home income for retirement.
3. 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.