taxes Property Tax Assistance

2018 Confidence Interval Detail

104/Haskell
138-902/Knox City-O'Brien CISD

Category Summary

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

Stratum
Variance
A 498,330 0.5885 846,780 12 36 .114400996
A 456,220 0.5798 786,858 9 17 .034746573
A 328,830 0.6384 515,085 5 8 .067337926
A 313,520 0.7302 429,362 3 4 .075434370
G1 403,600 1.0249 393,795 10 12 .005247470
Random Totals: 2,000,500   2,971,880 39 77  
Catg J Exception Values: 679,420   794,679      
Catg D1 Exception Values: 5,953,650   3,278,613      
Catg G1 Exception Values: 5,060,157   4,851,354      
Total Test Values (4): 13,693,727   11,896,526      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 594,826

Confidence Interval Values (5)

State Lower Limit: 11,301,700 (State Test Value minus Margin of Error Percent)
State Upper Limit: 12,491,352 (State Test Value plus Margin of Error Percent)
Local Test Value: 13,693,727 (Outside Confidence Interval)
Value Assigned (6): 17,560,194 (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