taxes Property Tax Assistance

2016 Confidence Interval Detail

177/Nolan
177-901/Roscoe Collegiate ISD

Category Summary

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

Stratum
Variance
A 8,950,180 0.9171 9,759,219 11 242 .018467358
A 6,355,430 1.0470 6,070,134 9 82 .012554719
A 11,096,870 0.9415 11,786,373 12 104 .022639713
A 9,802,990 1.0177 9,632,495 9 48 .014251286
E 12,770,830 0.9578 13,333,504 12 234 .020445677
F1 1,585,500 0.9089 1,744,416 9 36 .182678754
F1 1,588,030 1.0133 1,567,186 6 12 .082771968
F1 1,169,680 0.9995 1,170,265 3 4 .015114611
L1 1,170,940 1.0007 1,170,121 5 11 .021663762
L1 1,136,780 1.0125 1,122,746 5 6 .000520478
L1 746,280 0.9884 755,038 2 2 .002185752
Random Totals: 56,373,510   58,111,497 83 781  
Catg J Exception Values: 4,991,110   5,610,012      
Catg D1 Exception Values: 8,838,560   11,345,864      
Catg F1 Exception Values: 3,213,430   2,514,187      
Catg L1 Exception Values: 10,254,914   10,328,692      
Total Test Values (4): 83,671,524   87,910,252      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,395,512

Confidence Interval Values (5)

State Lower Limit: 83,514,740 (State Test Value minus Margin of Error Percent)
Local Test Value: 83,671,524 (Within Confidence Interval)
State Upper Limit: 92,305,764 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 122,705,639 (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