taxes Property Tax Assistance

2020 Confidence Interval Detail

Collin County
043-902/Anna ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 282,175,889 0.9515 296,559,001 73 1,502 0.003126362
A 313,887,299 0.9821 319,608,287 74 1,449 0.001167410
A 333,231,116 1.0100 329,931,798 75 1,347 0.002359240
A 362,763,632 1.0135 357,931,556 74 1,092 0.003498386
E 189,917,895 0.9883 192,166,240 12 746 0.009746709
F1 35,304,806 0.9075 38,903,367 8 55 0.030032211
F1 40,162,803 1.0762 37,319,088 6 19 0.048983792
F1 41,343,804 1.0034 41,203,711 5 10 0.025513038
Random Totals: 1,598,787,244 1,613,623,048 327 6,220
CATG D1 EXCEPTION VALUES: 3,593,372 2,560,358
CATG F1 EXCEPTION VALUES: 14,945,112 17,217,871
Total Test Values 1,617,325,728 1,633,401,277

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 81,670,064

Confidence Interval Values(5)

Local Test Value: 1,617,325,728 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,551,731,213 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,715,071,341 (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