taxes Property Tax Assistance

2019 Confidence Interval Detail

Ochiltree County
098-904/Spearman ISD

Category Summary

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

Stratum
Variance
G1 10,687,439 1.0012 10,674,629 9 54 0.000075588
G1 11,568,800 1.0015 11,551,473 6 14 0.000104281
G1 10,888,740 1.0206 10,668,959 5 7 0.000093321
G1 9,485,930 1.0097 9,394,800 3 4 0.000564087
Random Totals: 42,630,909 42,289,861 23 79
CATG D1 EXCEPTION VALUES: 12,705,668 12,320,574
CATG J EXCEPTION VALUES: 1,230 1,279
Total Test Values(2) 55,337,807 54,611,714

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 2,730,586

Confidence Interval Values(5)

Local Test Value: 55,337,807 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 51,881,128 (State Test Value minus Margin of Error Percent)
State Upper Limit: 57,342,300 (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