taxes Property Tax Assistance

2017 Confidence Interval Detail

041/Coke
041-902/Robert Lee ISD

Category Summary

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

Stratum
Variance
A 8,212,120 0.8316 9,875,084 14 338 .039882694
A 8,531,820 0.9327 9,147,443 16 157 .059145825
A 8,509,170 0.9996 8,512,575 13 107 .032993493
A 10,281,760 0.9253 11,111,812 12 89 .010798003
E 19,596,610 0.8869 22,095,625 20 561 .061566646
G1 3,521,670 1.0105 3,485,077 7 19 .018875115
G1 3,954,850 0.9976 3,964,364 2 3 .000014744
Random Totals: 62,608,000   68,191,980 84 1,274  
Catg J Exception Values: 13,848,450   15,423,968      
Catg D1 Exception Values: 14,419,530   15,012,800      
Catg G1 Exception Values: 11,837,910   11,416,461      
Total Test Values (4): 102,713,890   110,045,209      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,502,260

Confidence Interval Values (5)

Local Test Value: 102,713,890 (Outside Confidence Interval)
State Lower Limit: 104,542,949 (State Test Value minus Margin of Error Percent)
State Upper Limit: 115,547,469 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 141,154,009 (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, 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
(6) Includes local value of unstudied property categories and sub-categories