taxes Property Tax Assistance

2024 Confidence Interval Detail

Collin County
043-907/McKinney ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 5,256,742,522 0.9869 5,326,519,933 174 13,045 0.003070687
A 3 5,137,806,463 0.9914 5,182,374,887 175 9,847 0.003712979
A 4 5,125,172,403 0.9812 5,223,371,793 173 7,746 0.004129993
A 5 5,505,855,588 0.9802 5,617,073,646 173 5,545 0.005222232
B 2 705,296,231 0.9274 760,509,199 8 49 0.066506299
B 3 572,524,079 1.0521 544,172,682 6 15 0.005306573
B 4 567,137,149 1.1588 489,417,629 6 10 0.008736162
B 5 434,770,193 1.0751 404,399,770 4 5 0.002629056
C1 2 109,129,254 0.9688 112,643,739 22 561 0.024650018
C1 3 118,905,964 1.0492 113,330,122 10 185 0.012078227
C1 4 123,705,918 1.0550 117,256,794 9 60 0.080538646
C1 5 118,517,935 0.9092 130,354,086 8 20 0.113061295
E 0 444,931,063 0.8588 518,084,610 10 780 0.058653014
F1 2 993,487,291 1.0554 941,337,210 10 721 0.014662952
F1 3 1,152,583,061 0.9902 1,163,990,165 13 279 0.016297166
F1 4 1,123,812,957 0.9789 1,148,036,528 9 97 0.027093933
F1 5 1,177,198,181 1.0925 1,077,526,939 8 39 0.020207278
L1 2 477,719,740 1.0629 449,449,374 11 857 0.029212298
L1 3 514,491,080 1.0070 510,914,677 10 84 0.013017769
L1 4 345,316,220 1.0143 340,447,816 6 11 0.001389018
L1 5 606,534,183 0.8169 742,482,780 1 2 0.000000000
Random Totals: 30,611,637,475 30,913,694,379 846 39,958
CATG D1 EXCEPTION VALUES: 3,171,033 2,595,402
CATG J EXCEPTION VALUES: 9,094,566 9,534,756
Total Test Values 30,623,903,074 30,925,824,537

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,546,291,227

Confidence Interval Values(5)

Local Test Value: 30,623,903,074 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 29,379,533,310 (State Test Value minus Margin of Error Percent)
State Upper Limit: 32,472,115,764 (State Test Value plus Margin of Error Percent)

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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values