taxes Property Tax Assistance

2020 Confidence Interval Detail

Waller County
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 61,351,490 1.0061 60,979,515 16 859 0.052876139
A 72,530,869 0.9861 73,553,259 21 548 0.057770285
A 77,275,733 1.0251 75,383,605 16 370 0.035739917
A 78,191,207 1.0266 76,165,212 18 202 0.013810937
E 282,620,133 1.0131 278,965,683 21 1,242 0.013566964
F1 20,574,510 0.7939 25,915,745 11 125 0.050106741
F1 23,006,040 0.6004 38,317,855 9 53 0.074244524
F1 23,509,660 0.7116 33,037,746 7 24 0.124151854
F1 21,122,430 0.8692 24,301,001 5 9 0.011775298
Random Totals: 660,182,072 686,619,621 124 3,432
CATG D1 EXCEPTION VALUES: 9,603,920 9,699,874
Total Test Values 669,785,992 696,319,495

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 34,815,975

Confidence Interval Values(5)

Local Test Value: 669,785,992 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 661,503,520 (State Test Value minus Margin of Error Percent)
State Upper Limit: 731,135,470 (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