taxes Property Tax Assistance

2019 Confidence Interval Detail

Parker County
184-902/Springtown ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 171,069,426 0.9535 179,412,088 42 1845 0.026656273
A 209,545,196 0.9563 219,120,774 72 1311 0.010553491
A 191,697,588 0.9763 196,351,109 26 865 0.005316052
A 412,514,820 0.9940 415,004,849 50 1319 0.004712887
E 188,908,138 1.0292 183,548,521 17 1304 0.006280075
F1 14,723,000 0.9461 15,561,780 9 101 0.029140097
F1 17,439,365 0.9504 18,349,500 9 65 0.018493034
F1 21,006,538 1.0142 20,712,422 8 41 0.001188825
F1 23,722,060 0.9138 25,959,794 5 18 0.020199678
Random Totals: 1,250,626,131 1,274,020,837 238 6,869
CATG D1 EXCEPTION VALUES: 3,693,759 2,882,914
CATG J EXCEPTION VALUES: 5,339,970 6,503,773
Total Test Values(2) 1,259,659,860 1,283,407,524

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 64,170,376

Confidence Interval Values(5)

Local Test Value: 1,259,659,860 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,219,237,148 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,347,577,900 (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