taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
112/Hopkins
112-901/Sulphur Springs ISD

Category Summary

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

Stratum
Variance
A 127,395,100 0.9196 138,533,167 30 2,312 .039826357
A 126,448,110 0.8786 143,919,998 39 1,382 .020661263
A 129,147,820 0.9213 140,179,985 49 946 .011285742
A 129,939,210 0.9458 137,385,504 19 493 .008478269
E 217,304,120 0.8487 256,043,502 22 2,421 .052708275
F1 46,898,870 0.9346 50,180,687 12 329 .047542011
F1 50,601,150 0.9591 52,758,993 10 120 .002563328
F1 46,708,290 0.8893 52,522,535 8 38 .018237030
F1 51,642,350 0.9082 56,862,310 6 16 .010213831
L1 30,949,610 1.0218 30,289,303 10 315 .004733846
L1 33,043,320 0.9955 33,192,687 8 49 .005079427
L1 33,981,850 0.9970 34,084,102 6 14 .002740420
Random Totals: 1,024,059,800   1,125,952,773 219 8,435  
Catg D1 Exception Values: 15,743,230   15,604,795      
Catg L1 Exception Values: 25,684,357   26,491,558      
Total Test Values (4): 1,065,487,387   1,168,049,126      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 58,402,456

Confidence Interval Values (5)

Local Test Value: 1,065,487,387 (Outside Confidence Interval)
State Lower Limit: 1,109,646,670 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,226,451,582 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,176,720,452 (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