Holiday Hours
Quick Start for:

2007 Confidence Interval Detail
102/Harrison
102-901/Karnack ISD

Category Summary

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

Stratum
Variance
A 21,954,820 0.8460 25,951,324 13 528 .235807250
A 21,925,940 1.0012 21,899,660 15 242 .043617232
A 22,005,597 0.9925 22,171,886 16 159 .050933187
A 21,794,168 0.9893 22,029,888 15 93 .033626183
D3 19,617,910 0.8348 23,500,132 19 1,614 .200923662
G1 7,053,466 1.2724 5,543,434 7 24 .231492731
G1 7,874,543 1.0487 7,508,861 5 12 .007691549
G1 6,849,596 1.1401 6,007,891 4 6 .022814266
G1 6,362,878 1.0444 6,092,376 3 4 .004938598
Random Totals: 135,438,918   140,705,452 97 2,682  
Catg D1 Exception Values: 6,013,310   6,454,067      
Total Test Values (4): 141,452,228   147,159,519      

Margin of Error

Margin of Error Percent: 6.3508804
Margin of Error Value: 9,345,925

Confidence Interval Values (5)

State Lower Limit: 137,813,594 (State Test Value minus Margin of Error Percent)
Local Test Value: 141,452,228 (Within Confidence Interval)
State Upper Limit: 156,505,444 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 158,435,945 (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

Required Plug-ins