Figure out what you want your confidence level to be. If the population to be sampled has obvious subgroups, slovin s formula could be applied to each individual group instead of the whole group. The slovin formula margin of error sample size determination. Slovins formula sampling techniques by stephanie ellen. Tps 2012 final for printing dd philippine statistical. How to determine the sample size in a large population. Who is slovin and where and how did the slovins formula.
Download citation sample size determination and power nonparametric methods are frequently. Therefore based on the calculation above, the sampling size that will be used in this research is. The producing value of n equals the sample size to be used. Slovinss formula is used to calculate an appropriate sample size from a population. The best formula is slovins formula 1960, but you must know the size of population you study or estimated near by, the formula is. Of the older ones is yamane 1967 while of the newer ones we. For the love of physics walter lewin may 16, 2011 duration. Where n is the sample size, n is the population size, and e is the level of precision. Setelah kita mengetahui pengertian dari rumus slovin, berikutnya dalam menghitung pada jumlah populasi suatu objek tertentu, kita pasti memerlukan sebuah formula atau rumus untuk menghitung sampel dari jumlah objek yang akan kita jadikan sebuah penelitian, sebagai berikut. The sample size for this study is determined using the slovins formula. If a sample is taken from a population, a formula must be used to take into account confidence levels and margins of error. When to use slovins formula if a sample is usually taken from a populace, a formula must be used to take into accounts selfconfidence amounts and. Scribd is the worlds largest social reading and publishing site.
Hence, cochrans and slovins formulas coincide when estimating p using a 95% con. Some textbooks also derive slovins formula, though perhaps in a slightly different manner. Chapter 2 determination of appropriate sample size shodhganga. Use slovins formula to find out what sample of a population of 1,000 people you need to take for a survey on their soda preferences. Slovin s formula calculates the number of samples required when the population is too large to directly sample every member. The slovins formula is quite popularly use in my country for determining the sample. Rumus slovin makalah materi tentang definisi slovin beserta pengertian slovin, cara menghitung, dan juga contoh soal slovin dan pembahasannya. Slovin yamane sample size calculator free download. Slovins formula gives the researcher an idea of how large the sample size needs to be to make sure a affordable accuracy of results. The sample size for teaching staff was 144 determined through the use of slovins formula for sample size determination. Slovin yamane sample size calculator free download posted on may 5, 20 by yuriyuda imagine this, while youre surveying suddenly the requirements of analysis are change, so theres no other option except you must recount everything fast and accurately, while in the other hand, you also should replan the process of survey, it could be. Slovins formula margin of error sampling statistics. This formula was used to calculate the sample sizes in tables 2 and 3 and is shown below.