taxes Property Tax Assistance

2016 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 3,437,882 0.7739 4,442,282 15 192 .024643119
A 3,454,810 0.7504 4,603,958 19 94 .013071797
A 3,674,220 0.7743 4,745,215 15 61 .013696909
A 4,381,900 0.7943 5,516,681 13 38 .035052713
E 8,103,197 0.7309 11,086,601 19 185 .039942234
Random Totals: 23,052,009   30,394,737 81 570  
Catg D1 Exception Values: 16,780,396   18,969,238      
Total Test Values (4): 39,832,405   49,363,975      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,468,198

Confidence Interval Values (5)

Local Test Value: 39,832,405 (Outside Confidence Interval)
State Lower Limit: 46,895,777 (State Test Value minus Margin of Error Percent)
State Upper Limit: 51,832,173 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 57,205,834 (See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories