Research methodology, identify the steps and methods clearly
.Descriptive research (Descrittive Research) to study the prevalence of the elderly with dementia and to study the ability of activities of daily living of the aged with dementia.(Simple random sampling) was from a group of elderly population in the District, Nakhon Ratchasima, number, all 32162 people from the sample size determination by using the formulas of other qualifications in industry (2543) said that if the population size is a thousand. Should use the at least 5% so to sample size, as 1610. When the number of samples, using simple random sampling (Simple random sampling) how to catch a intelligent, health promoting hospital, tusk District home Islands District, Nakhon Ratchasima province.1.377 people from the sample size determination by using the formulas of Yamane. If the thousands data were 10% to sample size was 325 people. The researchers collected data for 1 months from October.November 2557
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