taxes Property Tax Assistance

2018 Confidence Interval Detail

015/Bexar
015-901/Alamo Heights ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,143,339,684 0.9731 1,174,945,724 49 3492 0.016065701
A 1,300,135,759 0.9648 1,347,570,231 48 2346 0.005814622
A 1,279,812,183 0.9755 1,311,955,083 50 1465 0.012662074
A 1,260,567,475 0.9659 1,305,070,375 21 701 0.013392212
B 157,371,910 0.9951 158,146,829 11 118 0.001082896
B 90,600,000 1.0393 87,174,059 2 3 0.002585207
B 150,038,300 0.9855 152,245,865 2 4 0.000400497
F1 377,459,328 0.9722 388,252,755 10 232 0.000779823
F1 352,809,594 0.8962 393,672,834 9 38 0.020415085
F1 356,182,111 1.0054 354,269,058 6 17 0.001112549
F1 368,784,884 1.0036 367,462,021 4 9 0.000009489
L1 64,116,134 0.9716 65,990,257 10 419 0.049718618
L1 62,762,707 0.9895 63,428,708 12 90 0.021154851
L1 67,063,650 1.0253 65,408,807 8 20 0.003029876
L1 65,071,530 1.1587 56,159,083 4 6 0.000753482
Random Totals: 7,096,115,249 7,291,751,689 246 8,960
CATG B EXCEPTION VALUES: 137,700,000 134,893,404
CATG D1 EXCEPTION VALUES: 0 0
CATG L1 EXCEPTION VALUES: 226,112,940 226,112,940
Total Test Values(3) 7,459,928,189 7,652,758,033

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 382,637,902

Confidence Interval Values(5)

Local Test Value: 7,459,928,189 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 7,270,120,131 (State Test Value minus Margin of Error Percent)
State Upper Limit: 8,035,395,935 (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