taxes Property Tax Assistance

2018 Confidence Interval Detail

174/Nacogdoches
174-908/Central Heights ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 18,216,930 0.9524 19,127,394 11 300 0.027186616
A 18,575,790 0.9531 19,489,865 10 133 0.008953557
A 18,650,750 0.9623 19,381,430 10 79 0.008035073
A 19,938,680 0.9923 20,093,399 9 58 0.023451635
E 54,806,830 0.8665 63,250,814 19 601 0.074877961
Random Totals: 130,188,980 141,342,902 59 1,171
CATG D1 EXCEPTION VALUES: 5,789,310 5,495,078
CATG J EXCEPTION VALUES: 475,420 536,987
Total Test Values(2) 136,453,710 147,374,967

Margin of Error

Margin of Error Percent: 5.7085088
Margin of Error Value: 8,412,913

Confidence Interval Values(5)

Local Test Value: 136,453,710 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 138,962,054 (State Test Value minus Margin of Error Percent)
State Upper Limit: 155,787,880 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values