taxes Property Tax Assistance

2020 Confidence Interval Detail

Howard County
114-902/Coahoma ISD

Category Summary

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

Stratum
Variance
A 33,977,166 0.8618 39,425,813 15 498 0.016061679
A 29,353,527 0.9630 30,481,336 17 241 0.017834557
A 55,099,844 0.8479 64,983,894 19 308 0.023946798
A 57,225,525 0.9506 60,199,374 16 173 0.026006018
E 55,076,716 0.8969 61,407,867 20 486 0.053303033
G1 48,476,197 0.9837 49,279,452 10 93 0.000757462
G1 50,512,895 1.0278 49,146,619 7 20 0.000474750
G1 47,575,594 1.0139 46,923,359 5 8 0.000307089
G1 46,632,656 0.9967 46,787,053 3 4 0.001550147
Random Totals: 423,930,120 448,634,767 112 1,831
CATG D1 EXCEPTION VALUES: 5,623,035 5,242,721
CATG J EXCEPTION VALUES: 45,192,710 46,756,703
Total Test Values 474,745,865 500,634,191

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 25,031,710

Confidence Interval Values(5)

Local Test Value: 474,745,865 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 475,602,481 (State Test Value minus Margin of Error Percent)
State Upper Limit: 525,665,901 (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