Calculated with the formula showed that the survey sample in the research sample is equal to 266.28 to increase the confidence of a sample of questionnaire research people, thus increasing the number of samples. 300 examples.
Calculated with the formula. Will be surveyed in the study sample was 266.28 examples to gain the confidence of the respondents in the survey questionnaire, the researchers added samples totaling 300 samples.
Calculation of the formula found. To survey the samples were 266.28 samples. In order to increase the reliability of the survey questionnaire, the researcher added samples is the 300 sample .