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2. ???????????? ??????????????????????????????????????????????????????????????????????????????????????????/????????????????????????????? ??????????????????/??????? ?????????????? ????????????????? ?.?.?.??????????????????????????????? ?????????????????????????????????????

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    1. 1 ?????? ????????????????????????????? ?.?.?.?????????????????????? ?.?. 2548 ????????????????????? ????????????????????????????????????? 23 ??????? 2548

    2. 2 ???????????? ??????????????????????????????????????????????????????????????????????? ???????????????????/????????????????????????????? ??????????????????/??????? ?????????????? ????????????????? ?.?.?.??????????????????????????????? ????? ????????????????????????????????????????????????????? ????????? ??????????? ????????????????????????????????? ??????? ???????????????? 18 ???????? ?????????? ????????????????? ????????????????????????????? ??????????? ?????????????????? ???????????????????????? Stratified three – stage sampling ?????????????????????????????????????????????? ?????????? ????????????? 5,800 ?? ?????????????????????????? ????????????? 1 – 8 ??????? 2548

    3. 3 ?????????????????????????????/????????????????????????

    4. 4 ?????????????????/???????????????????????? ???

    5. 5 ????????????????????????????????/???????

    6. 6 ?????????????????????????????????????????????????????/??????? ????????????????????????? ????

    7. 7 ?????????????????????????????????/????????????????????????

    8. 8 ?????????????????????????????????????? ??? ?.?.?.?????????????

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