taxes Property Tax Assistance

2018 Confidence Interval Detail

194/Red River
194-905/Detroit ISD

Category Summary

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

Stratum
Variance
A 4,904,094 0.8742 5,609,808 15 172 0.045152960
A 4,899,413 0.8863 5,527,940 15 91 0.073943139
A 4,956,063 0.9305 5,326,236 15 65 0.048855252
A 5,423,239 1.0708 5,064,661 14 37 0.025015076
E 38,934,384 0.9438 41,252,791 20 602 0.072005004
Random Totals: 59,117,193 62,781,436 79 967
CATG D1 EXCEPTION VALUES: 13,993,565 13,515,326
Total Test Values(1) 73,110,758 76,296,762

Margin of Error

Margin of Error Percent: 6.5124741
Margin of Error Value: 4,968,807

Confidence Interval Values(5)

Local Test Value: 73,110,758 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 71,327,955 (State Test Value minus Margin of Error Percent)
State Upper Limit: 81,265,569 (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