taxes Property Tax Assistance

2021 Confidence Interval Detail

Polk County
187-907/Livingston ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 280,638,256 0.9280 302,411,914 64 3,798 0.057790481
A 304,885,781 0.9548 319,319,000 74 2,046 0.037156404
A 331,211,499 0.9973 332,108,191 55 1,288 0.020157411
A 362,839,311 0.9565 379,340,628 51 684 0.027446002
E 255,079,834 0.9055 281,700,535 33 1,724 0.050164330
F1 63,318,975 0.8958 70,684,277 12 339 0.089025846
F1 64,338,100 0.8808 73,045,073 13 104 0.088863773
F1 71,917,181 1.0716 67,111,964 10 44 0.095311302
F1 52,168,663 0.9783 53,325,834 7 12 0.014158666
Random Totals: 1,786,397,600 1,879,047,416 319 10,039
CATG D1 EXCEPTION VALUES: 35,280,511 32,321,259
CATG J EXCEPTION VALUES: 31,702,430 32,293,245
Total Test Values 1,853,380,541 1,943,661,920

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 97,183,096

Confidence Interval Values(5)

Local Test Value: 1,853,380,541 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,846,478,824 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,040,845,016 (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