taxes Property Tax Assistance

2020 Confidence Interval Detail

Collin County
043-904/Farmersville ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 103,936,338 0.8482 122,537,536 18 918 0.029710986
A 119,137,555 0.9552 124,725,246 47 616 0.013165733
A 98,783,250 0.9526 103,698,562 21 346 0.003989341
A 132,038,569 0.9933 132,929,195 24 330 0.003424815
E 195,963,832 0.9035 216,894,114 20 1,075 0.014726822
F1 14,968,959 0.7836 19,102,806 9 92 0.023694837
F1 16,456,106 0.8482 19,401,210 7 36 0.037323017
F1 14,914,358 0.9314 16,012,839 5 12 0.006173777
F1 10,672,300 0.9521 11,209,232 2 3 0.001673487
Random Totals: 706,871,267 766,510,740 153 3,428
CATG D1 EXCEPTION VALUES: 3,920,132 2,475,235
CATG J EXCEPTION VALUES: 22,017,758 24,490,055
Total Test Values 732,809,157 793,476,030

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 39,673,802

Confidence Interval Values(5)

Local Test Value: 732,809,157 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 753,802,228 (State Test Value minus Margin of Error Percent)
State Upper Limit: 833,149,832 (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