taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
148/Lipscomb
148-901/Booker ISD

Category Summary

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

Stratum
Variance
A 3,367,170 0.6037 5,577,555 9 121 .109721836
A 5,342,850 0.6626 8,063,462 10 97 .027109103
A 4,736,820 0.7285 6,502,155 11 64 .010828768
A 6,234,850 0.7850 7,942,484 10 56 .021098074
G1 52,555,208 0.9793 53,666,096 9 110 .018664150
G1 51,793,194 1.0419 49,710,331 7 28 .073949769
G1 56,212,996 1.0064 55,855,521 6 17 .041964064
G1 47,565,021 1.0032 47,413,298 4 7 .028584286
Random Totals: 227,808,109   234,730,902 66 500  
Catg J Exception Values: 993,963   1,080,267      
Catg D1 Exception Values: 10,109,980   14,867,224      
Total Test Values (4): 238,912,052   250,678,393      

Margin of Error

Margin of Error Percent: 5.4532263
Margin of Error Value: 13,670,060

Confidence Interval Values (5)

State Lower Limit: 237,008,333 (State Test Value minus Margin of Error Percent)
Local Test Value: 238,912,052 (Within Confidence Interval)
State Upper Limit: 264,348,453 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 302,055,596 (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