taxes Property Tax Assistance

2018 Confidence Interval Detail

237/Waller
237-902/Hempstead ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 50,120,233 0.8020 62,494,056 10 800 0.043398716
A 57,650,951 0.9724 59,287,280 15 483 0.046999315
A 54,369,800 0.8852 61,420,922 10 289 0.039594587
A 57,163,256 0.9840 58,092,740 9 175 0.019578925
E 234,757,786 0.9153 256,481,794 22 1346 0.084783106
F1 18,510,810 0.9486 19,513,820 10 133 0.021748472
F1 20,397,020 0.9249 22,053,217 8 53 0.010153709
F1 19,216,200 0.9457 20,319,552 7 21 0.010653277
F1 16,414,110 0.9057 18,123,120 5 6 0.133028437
L1 9,823,590 0.9640 10,190,446 11 127 0.027597857
L1 9,059,560 0.9617 9,420,360 6 14 0.018052547
Random Totals: 547,483,316 597,397,307 113 3,447
CATG D1 EXCEPTION VALUES: 10,661,704 9,219,585
CATG L1 EXCEPTION VALUES: 15,846,400 15,653,132
Total Test Values(2) 573,991,420 622,270,024

Margin of Error

Margin of Error Percent: 5.5266783
Margin of Error Value: 34,390,862

Confidence Interval Values(5)

Local Test Value: 573,991,420 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 587,879,162 (State Test Value minus Margin of Error Percent)
State Upper Limit: 656,660,886 (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