taxes Property Tax Assistance

2018 Confidence Interval Detail

028/Caldwell
028-906/Prairie Lea ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 3,345,340 0.9576 3,493,463 9 68 0.026032266
A 4,069,810 1.0357 3,929,526 9 49 0.020330180
A 4,507,970 0.8596 5,244,265 9 37 0.220102593
A 4,159,260 1.0470 3,972,550 8 20 0.015758452
E 40,912,208 0.9399 43,528,256 22 601 0.109137591
F1 4,248,320 0.9837 4,318,715 8 40 0.009619878
G1 3,460,109 1.0182 3,398,261 4 8 0.000335126
Random Totals: 64,703,017 67,885,036 69 823
CATG D1 EXCEPTION VALUES: 1,382,480 1,292,578
CATG F1 EXCEPTION VALUES: 1,094,950 1,058,576
CATG G1 EXCEPTION VALUES: 18,485,336 18,767,521
CATG J EXCEPTION VALUES: 482,829 684,268
Total Test Values(4) 86,148,612 89,687,979

Margin of Error

Margin of Error Percent: 6.9132117
Margin of Error Value: 6,200,320

Confidence Interval Values(5)

Local Test Value: 86,148,612 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 83,487,659 (State Test Value minus Margin of Error Percent)
State Upper Limit: 95,888,299 (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