taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
043/Collin
043-907/McKinney ISD

Category Summary

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

Stratum
Variance
A 1,217,201,753 0.9258 1,314,756,700 100 8,116 .025211226
A 1,884,298,065 0.9469 1,989,965,218 100 9,167 .008985023
A 1,937,004,871 0.9408 2,058,891,232 100 6,755 .008144942
A 2,056,441,491 0.9657 2,129,482,749 100 4,342 .006114346
B 122,004,283 0.9416 129,571,244 8 87 .006191833
B 130,257,245 0.9106 143,045,514 4 10 .003101251
B 111,213,348 0.9592 115,943,857 5 5 .005019642
B 201,662,911 0.9520 211,830,789 2 6 .006547791
F1 324,226,155 0.9880 328,164,124 15 356 .055138905
F1 321,374,033 0.9420 341,161,394 9 140 .003500482
F1 331,061,540 0.9219 359,107,864 9 55 .011236915
F1 299,430,526 0.9376 319,358,496 7 15 .012167828
L1 216,951,486 1.0195 212,801,850 10 745 .006518169
L1 213,852,488 1.0202 209,618,200 9 64 .001390954
L1 171,448,944 1.0367 165,379,516 6 12 .002638782
Random Totals: 9,538,429,139   10,029,078,747 484 29,875  
Catg D1 Exception Values: 4,943,956   4,362,462      
Catg L1 Exception Values: 57,392,269   58,983,258      
Total Test Values (4): 9,600,765,364   10,092,424,467      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 504,621,223

Confidence Interval Values (5)

State Lower Limit: 9,587,803,244 (State Test Value minus Margin of Error Percent)
Local Test Value: 9,600,765,364 (Within Confidence Interval)
State Upper Limit: 10,597,045,690 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 10,388,404,525 (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