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 0.8808 118,002,200 15 918 0.025002422
A 119,137,555 0.9624 123,792,139 47 616 0.014623942
A 98,783,250 0.9526 103,698,562 21 346 0.003989341
A 132,038,569 0.9999 132,051,774 24 330 0.002821781
E 195,963,832 0.9147 214,238,364 20 1,075 0.015023068
F1 14,968,959 0.9016 16,602,661 9 92 0.013065380
F1 16,456,106 0.8930 18,427,890 7 36 0.018526447
F1 14,914,358 0.9543 15,628,584 5 12 0.007128426
F1 10,672,300 0.9968 10,706,971 2 3 0.000163162
Random Totals: 706,871,267 753,149,145 150 3,428
CATG D1 EXCEPTION VALUES: 3,920,132 2,475,235
CATG J EXCEPTION VALUES: 22,017,758 23,740,681
Total Test Values 732,809,157 779,365,061

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 38,968,253

Confidence Interval Values(5)

Local Test Value: 732,809,157 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 740,396,808 (State Test Value minus Margin of Error Percent)
State Upper Limit: 818,333,314 (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