taxes Property Tax Assistance

2018 Confidence Interval Detail

188/Potter/Randall
188-903/Highland Park ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 3,855,445 0.6716 5,740,686 5 86 0.097807197
A 10,397,661 0.9478 10,970,311 10 103 0.077739296
A 13,736,865 1.0747 12,782,046 9 78 0.033977056
A 8,399,931 1.1064 7,592,129 9 26 0.031512550
F1 26,610,213 0.9419 28,251,633 15 74 0.031790974
F1 25,445,240 0.9488 26,818,339 14 22 0.032780535
F1 31,550,120 0.9922 31,798,146 8 12 0.010891498
L1 59,538,293 0.9858 60,395,915 9 111 0.001259720
L1 50,106,354 0.9614 52,118,113 7 23 0.011448676
L1 62,845,576 1.0461 60,076,069 4 10 0.021501298
Random Totals: 292,485,698 296,543,387 90 545
CATG D1 EXCEPTION VALUES: 5,352,125 5,092,079
CATG F1 EXCEPTION VALUES: 26,261,131 33,656,714
CATG J EXCEPTION VALUES: 24,375,076 25,196,153
CATG L1 EXCEPTION VALUES: 42,387,040 42,243,107
Total Test Values(4) 390,861,070 402,731,440

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 20,136,572

Confidence Interval Values(5)

Local Test Value: 390,861,070 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 382,594,868 (State Test Value minus Margin of Error Percent)
State Upper Limit: 422,868,012 (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