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ҡз
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• ˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5

Ѵ

ͧ֡ : þѲ˹ѧҹѧ شͧ蹢ͧ

鹻ж֡һշ 5

§ҹ : ҧط ˧

֡Ҥ駹繡֡;ѲһԷҾͧ˹ѧ ҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 ࡳ˹ 80/80 ֡ҼķҧҹѺ㨤ѧ ֡Ҥ֧㨢ͧѡ¹ յ˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 ¡ҧ繹ѡ¹鹻ж֡һշ 5 ç¹(͹غͧطûҡ) ӹѡҹࢵ鹷֡һж֡طûҡ ࢵ 1 Ҥ¹ 2 ա֡ 2559 ¡ҧҧ (Simple Random Sampling) 1 ͧ¹ ӹǹ 39 ͧͷ㹡֡ Сͺ˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 ӹǹ 3 ֡ҼķҧҹѺ㨤ѧ ͧѡ¹鹻ж֡һշ 5 ẺͺķҧҹѺ㨤ѧ 繪Դ͡ͺ 30 鷴ͺ͹¹ѧ¹ ֡Ҥ֧㨢ͧѡ¹ẺԹ֧㨢ͧѡ¹յ˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 Ẻҵǹҳ 5 §ҹҧ

š֡Ҿ :

1. Тͧ¢ͧṹҡ÷Ẻͺҧ¹ҡѺ 81.20 Тͧ¢ͧṹҡ÷ẺͺѴķҧҹѺ㨤ѧ 鹻ж֡һշ 5 ѧ¹ҡѺ 80.17 ѧ E1/E2 81.20/80.17 ٧ࡳ ѧ鹶ջԷҾࡳ

2. šººķҧҹѺ㨤ѧɡ͹¹ѧ¹ ṹķҧҹѺ㨤ѧѧ¹٧ҡ͹¹ дѺӤѭ .01 仵԰ҹ

3. ¤ṹšûԹ֧㨢ͧѡ¹鹻ж֡һշ 5 յ˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 Ҿѡ¹դ֧㨵˹ѧҹѧ شͧ蹢ͧ 鹻ж֡һշ 5 дѺҡش ;Ԩó¢;дѺҡش 8 дѺҡ 2 §ӴѺ¨ҡҡҹ 3 ӴѺá ѡ¹˹ѧҹѧ شͧ蹢ͧ ѡ¹ շѡ㹡ҹ Сѧҡ ѡ¹¹ʶҹӤѭ㹷ͧ蹨ҡҹ˹ѧҹ شͧ蹢ͧ йѡ¹դԴԹ㹢зӡԨҹ˹ѧҹ شͧ蹢ͧ

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