taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
140/Lamb
140-905/Olton ISD

Category Summary

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

Stratum
Variance
A 6,665,674 0.6742 9,886,790 16 332 .169114933
A 6,491,650 0.7719 8,409,962 15 150 .065079228
A 6,602,860 0.9359 7,055,091 18 92 .027270232
A 6,747,180 1.0202 6,613,586 14 45 .021269867
E 15,757,480 0.6513 24,193,889 16 376 .128402574
L1 1,527,900 1.0135 1,507,548 7 25 .006013774
L1 1,893,750 1.0027 1,888,651 3 7 .000026843
L1 2,821,640 0.9787 2,883,049 3 4 .004105547
Random Totals: 48,508,134   62,438,566 92 1,031  
Catg D1 Exception Values: 36,365,352   37,270,122      
Total Test Values (4): 84,873,486   99,708,688      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,985,434

Confidence Interval Values (5)

Local Test Value: 84,873,486 (Outside Confidence Interval)
State Lower Limit: 94,723,254 (State Test Value minus Margin of Error Percent)
State Upper Limit: 104,694,122 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 122,484,615 (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