taxes Property Tax Assistance

2022 Confidence Interval Detail

Collin County
043-903/Celina ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 559,885,488 0.9594 583,578,787 59 1,574 0.009913600
A 562,608,810 0.9410 597,883,964 56 1,268 0.006167772
A 561,807,719 0.9402 597,540,650 57 1,012 0.004417614
A 561,999,091 0.9298 604,430,083 40 661 0.020295615
E 522,603,324 0.8872 589,047,931 11 948 0.014966035
F1 28,837,397 0.8603 33,520,164 9 65 0.083617477
F1 34,233,937 0.9097 37,632,117 8 26 0.048117613
F1 35,091,574 1.0744 32,661,554 6 12 0.052777918
F1 39,106,167 0.9410 41,558,095 4 8 0.008207043
Random Totals: 2,906,173,507 3,117,853,345 250 5,574
CATG D1 EXCEPTION VALUES: 5,722,915 4,151,088
Total Test Values 2,911,896,422 3,122,004,433

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 156,100,222

Confidence Interval Values(5)

Local Test Value: 2,911,896,422 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 2,965,904,211 (State Test Value minus Margin of Error Percent)
State Upper Limit: 3,278,104,655 (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