taxes Property Tax Assistance

2018 Confidence Interval Detail

140/Lamb
140-907/Springlake-Earth ISD

Category Summary

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

Stratum
Variance
A 3,918,161 0.8708 4,499,496 15 197 0.017143956
A 3,943,950 0.7209 5,470,870 15 94 0.200810703
A 4,024,790 0.8389 4,797,699 15 58 0.008716952
A 3,819,670 0.9919 3,850,862 16 29 0.124800751
E 11,826,433 0.9116 12,973,270 20 195 0.028984268
Random Totals: 27,533,004 31,592,197 81 573
CATG D1 EXCEPTION VALUES: 18,184,465 11,197,378
Total Test Values(1) 45,717,469 42,789,575

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,139,479

Confidence Interval Values(5)

Local Test Value: 45,717,469 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 40,650,096 (State Test Value minus Margin of Error Percent)
State Upper Limit: 44,929,054 (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