สำมะโนธุรกิจและอุตสาหกรรม พ.ศ. 2565 อุตสาหกรรมการผลิต: ทั่วราชอาณาจักร
81 Appendix B: Estimation of Sampling Error hijklmp n is the total number of the sample establishments for the p th sub-size, m th activity, l th class, k th group, j th division, i th province, h th region. h A is the total provinces in the h th region, where = = 6 h 1 h A 77 1.2 The estimated total number of the characteristic X of the establishments for m th activity, l th class, k th group, j th division, h th region of each 8 presented size of establishment based on the formula : Size of establishment Estimated total 1-5 persons engaged ( p = 1 ) 6-10 persons engaged ( p = 2 ) 11-15 persons engaged ( p = 4,5 ) 1 6 - 2 5 persons engaged ( p = 4,5 ) 26 - 30 persons engaged ( p = 6 ) 31 - 50 persons engaged ( p = 7 ) 51 - 200 persons engaged ( p = 8,9 ) >200 persons engaged ( p =10 , 11 ,12 )
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