taxes Property Tax Assistance

2016 Confidence Interval Detail

177/Nolan
177-903/Blackwell CISD

Category Summary

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

Stratum
Variance
E 22,674,040 0.9691 23,397,008 15 505 .037658754
G1 8,004,381 0.9935 8,056,750 11 55 .008018598
G1 8,427,330 1.0207 8,256,422 6 10 .589076863
G1 9,250,660 1.0101 9,158,163 2 3 .000251152
Random Totals: 48,356,411   48,868,343 34 573  
Catg J Exception Values: 32,594,780   33,951,687      
Catg D1 Exception Values: 9,828,900   12,006,624      
Catg G1 Exception Values: 5,886,400   5,814,274      
Total Test Values (4): 96,666,491   100,640,928      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,032,046

Confidence Interval Values (5)

State Lower Limit: 95,608,882 (State Test Value minus Margin of Error Percent)
Local Test Value: 96,666,491 (Within Confidence Interval)
State Upper Limit: 105,672,974 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 395,422,977 (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