taxes Property Tax Assistance

2019 Confidence Interval Detail

Johnson County
126-905/Joshua ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 242,094,155 0.9120 265,454,117 42 2312 0.038538446
A 264,649,171 0.9212 287,287,420 42 1459 0.013915749
A 305,504,836 0.9797 311,835,088 49 1223 0.007024745
A 346,621,794 1.0094 343,393,891 50 890 0.006959419
E 336,203,543 0.9829 342,052,643 30 2658 0.014263628
F1 23,163,390 0.9944 23,293,835 9 124 0.006320124
F1 25,487,226 0.9269 27,497,277 9 66 0.006746151
F1 24,691,264 0.9211 26,806,279 8 33 0.025645554
F1 21,019,111 0.7576 27,744,339 4 9 0.112223525
Random Totals: 1,589,434,490 1,655,364,889 243 8,774
CATG D1 EXCEPTION VALUES: 3,665,712 2,445,432
Total Test Values(1) 1,593,100,202 1,657,810,321

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 82,890,516

Confidence Interval Values(5)

Local Test Value: 1,593,100,202 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 1,574,919,805 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,740,700,837 (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