taxes Property Tax Assistance

2019 Confidence Interval Detail

Johnson County
126-901/Alvarado ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 111,951,364 0.9739 114,951,601 18 1840 0.025612648
A 126,819,743 0.9135 138,828,400 42 1084 0.037955561
A 124,883,324 0.9703 128,705,889 56 695 0.007642148
A 154,424,637 0.9628 160,391,189 47 516 0.037802010
E 311,600,186 0.9681 321,867,768 38 3037 0.004972390
F1 31,888,579 0.9339 34,145,603 9 157 0.023016827
F1 37,864,118 0.8693 43,557,021 9 80 0.038969588
F1 30,260,522 0.9202 32,884,723 7 30 0.011713910
F1 34,468,484 0.8968 38,434,973 5 14 0.030607486
G1 45,596,299 1.0068 45,288,338 10 209 0.000266198
G1 45,934,730 1.0055 45,683,471 9 83 0.000449777
G1 44,701,934 1.0070 44,391,196 9 52 0.000209269
G1 45,355,069 1.0034 45,201,384 8 34 0.000129879
L1 21,469,910 1.0339 20,765,944 11 163 0.032643268
L1 22,038,751 1.0127 21,762,369 8 33 0.052904109
L1 13,600,434 1.1011 12,351,679 6 9 0.008601260
L1 18,313,699 0.7901 23,178,963 4 6 0.053198728
Random Totals: 1,221,171,783 1,272,390,511 296 8,042
CATG D1 EXCEPTION VALUES: 6,446,348 4,865,212
CATG J EXCEPTION VALUES: 9,405,797 9,845,420
Total Test Values(2) 1,237,023,928 1,287,101,143

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 64,355,057

Confidence Interval Values(5)

Local Test Value: 1,237,023,928 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,222,746,086 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,351,456,200 (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