taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
212/Smith
212-910/Winona ISD

Category Summary

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

Stratum
Variance
A 19,913,380 0.9023 22,069,578 11 491 .119316848
A 19,536,857 1.0915 17,899,090 10 306 .121303845
A 19,897,402 1.0701 18,593,965 10 222 .072583246
A 20,990,303 0.9684 21,675,241 9 144 .013596296
E 74,390,242 1.0657 69,804,112 12 976 .025361723
F1 9,555,390 0.9631 9,921,493 8 51 .004052666
F1 8,260,239 0.8335 9,910,305 6 16 .052562557
F1 9,218,113 0.9661 9,541,572 4 8 .006079749
F1 7,231,685 1.0103 7,157,958 2 3 .003696632
G1 64,480,533 0.9924 64,974,338 8 42 .004667225
L1 11,113,798 0.9887 11,240,819 8 42 .011305101
L1 9,738,471 0.9583 10,162,236 5 6 .005731137
L1 25,008,335 0.9984 25,048,412 3 6 .000012799
Random Totals: 299,334,748   297,999,119 96 2,313  
Catg D1 Exception Values: 8,192,082   5,612,622      
Catg G1 Exception Values: 19,318,992   18,657,732      
Catg L1 Exception Values: 15,836,637   15,825,532      
Total Test Values (4): 342,682,459   338,095,005      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 16,904,750

Confidence Interval Values (5)

State Lower Limit: 321,190,255 (State Test Value minus Margin of Error Percent)
Local Test Value: 342,682,459 (Within Confidence Interval)
State Upper Limit: 354,999,755 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 393,977,280 (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