taxes Property Tax Assistance

2019 Confidence Interval Detail

Nacogdoches County
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 19,497,800 0.9193 21,209,398 15 312 0.059415529
A 18,916,690 0.9582 19,741,901 19 133 0.022334037
A 20,955,700 1.0064 20,822,436 16 87 0.007470110
A 26,436,340 0.9684 27,298,988 18 74 0.005372020
E 60,608,960 0.9727 62,310,024 20 585 0.023583236
Random Totals: 146,415,490 151,382,747 88 1,191
CATG D1 EXCEPTION VALUES: 6,057,840 5,687,530
CATG J EXCEPTION VALUES: 505,080 535,799
Total Test Values(2) 152,978,410 157,606,076

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,880,304

Confidence Interval Values(5)

Local Test Value: 152,978,410 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 149,725,772 (State Test Value minus Margin of Error Percent)
State Upper Limit: 165,486,380 (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