taxes Property Tax Assistance

2019 Confidence Interval Detail

Van Zandt County
234-906/Van ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 62,844,890 0.8897 70,636,046 15 1104 0.041616505
A 73,201,700 0.8487 86,251,561 19 696 0.039554811
A 71,687,570 0.9186 78,040,028 21 439 0.060878224
A 80,646,770 1.0868 74,205,714 12 308 0.017846707
E 319,429,440 0.9726 328,428,378 27 2776 0.023600665
F1 9,296,200 0.6858 13,555,264 9 112 0.150572729
F1 9,961,240 0.6891 14,455,435 8 44 0.079436427
F1 10,069,570 0.8028 12,543,062 7 18 0.152861246
F1 9,511,500 0.9709 9,796,580 2 3 0.000869626
Random Totals: 646,648,880 687,912,068 120 5,500
CATG D1 EXCEPTION VALUES: 11,186,960 11,129,367
Total Test Values(1) 657,835,840 699,041,435

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 34,952,072

Confidence Interval Values(5)

Local Test Value: 657,835,840 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 664,089,363 (State Test Value minus Margin of Error Percent)
State Upper Limit: 733,993,507 (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