taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
102/Harrison
102-903/Waskom ISD

Category Summary

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

Stratum
Variance
A 17,704,100 1.0042 17,630,054 7 377 .001300694
A 17,837,490 0.9684 18,419,548 7 195 .019637695
A 17,815,370 0.9876 18,039,054 7 132 .011786150
A 17,292,930 0.9939 17,399,064 7 79 .006071091
E 61,942,990 1.0413 59,486,210 10 1,362 .003436675
F1 4,185,350 0.9307 4,496,992 8 55 .006369345
F1 3,557,230 0.9677 3,675,964 6 12 .011664352
F1 5,172,240 1.0034 5,154,714 4 8 .002018462
G1 14,118,469 0.8114 17,400,134 9 113 .304798052
G1 14,241,810 1.0272 13,864,690 9 37 .009808120
G1 14,441,610 1.0371 13,924,993 6 16 .018601439
G1 13,284,649 1.0481 12,674,982 5 6 .030140646
Random Totals: 201,594,238   202,166,399 85 2,392  
Catg J Exception Values: 5,267,520   5,294,449      
Catg D1 Exception Values: 3,210,630   3,574,291      
Catg F1 Exception Values: 2,893,730   3,030,951      
Total Test Values (4): 212,966,118   214,066,090      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,703,304

Confidence Interval Values (5)

State Lower Limit: 203,362,786 (State Test Value minus Margin of Error Percent)
Local Test Value: 212,966,118 (Within Confidence Interval)
State Upper Limit: 224,769,394 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 389,101,442 (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