taxes Property Tax Assistance

2018 Confidence Interval Detail

057/Dallas
057-905/Dallas ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 14,758,791,480 0.9336 15,808,474,165 750 104697 0.032574522
A 14,756,891,400 0.9643 15,303,216,219 750 41201 0.011335286
A 14,758,017,550 0.9702 15,211,314,729 750 20811 0.011701628
A 14,757,147,360 0.9632 15,320,958,638 465 7661 0.019630221
B 4,416,815,610 0.9928 4,448,847,311 204 4213 0.033058382
B 4,556,470,120 0.9257 4,922,188,744 22 262 0.014059935
B 5,479,902,760 0.9719 5,638,340,117 8 133 0.017750395
B 5,184,753,420 1.0254 5,056,322,820 9 71 0.009569496
C1 658,534,630 0.7650 860,829,582 53 9570 0.159015415
C1 733,768,420 0.8138 901,656,943 34 1767 0.173833501
C1 718,643,880 0.9267 775,487,083 14 547 0.031060090
C1 715,869,100 1.0021 714,368,925 9 132 0.175735700
F1 8,141,650,540 1.0179 7,998,477,788 89 6579 0.026100773
F1 7,944,755,580 1.0025 7,924,943,222 17 1057 0.065761157
F1 6,674,363,500 0.8406 7,939,999,405 9 230 0.079990228
F1 9,139,693,410 0.8366 10,924,806,849 14 85 0.040401073
L1 3,000,594,280 1.0409 2,882,692,170 11 8651 0.005939526
L1 3,033,766,460 1.0380 2,922,703,719 11 1062 0.005279068
L1 3,022,728,500 1.0092 2,995,172,909 12 268 0.020003564
L1 2,825,167,870 0.9980 2,830,829,529 8 55 0.007080293
Random Totals: 125,278,325,870 131,381,630,867 3,239 209,052
CATG D1 EXCEPTION VALUES: 3,102,387 2,731,573
CATG J EXCEPTION VALUES: 921,924,649 975,079,261
Total Test Values(2) 126,203,352,906 132,359,441,701

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 6,617,972,085

Confidence Interval Values(5)

Local Test Value: 126,203,352,906 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 125,741,469,616 (State Test Value minus Margin of Error Percent)
State Upper Limit: 138,977,413,786 (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