taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
101/Harris
101-912/Houston ISD

Category Summary

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

Stratum
Variance
A 13,846,598,239 0.9586 14,444,604,881 1,344 137,774 .013496261
A 15,436,025,985 0.9444 16,344,796,680 1,413 61,072 .010676781
A 16,204,529,255 0.9504 17,050,220,176 1,420 32,152 .009906896
A 16,794,605,195 0.9468 17,738,281,786 693 12,305 .012977467
B 2,521,995,287 0.9287 2,715,618,916 55 3,866 .029843111
B 2,515,261,380 0.9668 2,601,635,685 10 313 .030686819
B 2,596,398,132 0.8861 2,930,141,217 10 106 .043350879
B 4,097,021,871 0.9198 4,454,252,958 13 83 .033334349
C1 788,560,830 0.9933 793,879,825 45 17,228 .031521819
C1 773,674,950 0.8934 865,989,422 46 2,974 .015813338
C1 790,830,678 0.9214 858,292,466 25 810 .021113344
C1 735,435,748 0.9972 737,500,750 10 121 .005566847
E 346,185,011 1.0100 342,757,437 16 819 .012266985
F1 8,193,774,899 0.9497 8,627,750,762 69 10,091 .045754202
F1 8,518,473,556 1.0036 8,487,917,055 10 1,670 .013452383
F1 8,792,989,738 0.9533 9,223,738,317 11 327 .056940132
F1 12,193,839,356 0.9365 13,020,650,674 8 65 .009553182
L1 2,186,740,407 1.0665 2,050,389,505 10 13,050 .006272056
L1 2,152,869,841 0.9612 2,239,773,035 10 1,540 .006403039
L1 2,446,853,315 0.9262 2,641,819,602 10 421 .015354843
L1 2,138,725,917 0.9659 2,214,231,201 9 75 .006724411
Random Totals: 124,071,389,590   130,384,242,350 5,237 296,862  
Catg J Exception Values: 461,757,630   422,404,754      
Catg D1 Exception Values: 2,665,669   2,634,325      
Total Test Values (4): 124,535,812,889   130,809,281,429      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,540,464,071

Confidence Interval Values (5)

State Lower Limit: 124,268,817,358 (State Test Value minus Margin of Error Percent)
Local Test Value: 124,535,812,889 (Within Confidence Interval)
State Upper Limit: 137,349,745,500 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 126,481,138,018 (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