taxes Property Tax Assistance

2020 Confidence Interval Detail

Scurry County
208-903/Ira ISD

Category Summary

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

Stratum
Variance
A 2,867,309 0.9303 3,082,134 9 46 0.007417823
A 3,926,825 0.9256 4,242,464 9 35 0.003700682
A 2,899,728 0.9492 3,054,918 7 19 0.002620445
A 3,213,485 0.9668 3,323,836 7 11 0.000437299
E 16,372,132 0.9229 17,739,876 10 190 0.016721308
G1 13,549,124 1.0139 13,363,373 9 76 0.001735278
G1 13,181,653 1.0041 13,127,829 7 22 0.001766957
G1 13,949,281 1.0614 13,142,341 6 11 0.016365875
G1 12,093,331 0.9839 12,291,220 4 5 0.000582748
Random Totals: 82,052,868 83,367,991 68 415
CATG D1 EXCEPTION VALUES: 7,582,808 7,035,175
CATG J EXCEPTION VALUES: 20,733,900 23,390,853
Total Test Values 110,369,576 113,794,019

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 5,689,701

Confidence Interval Values(5)

Local Test Value: 110,369,576 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 108,104,318 (State Test Value minus Margin of Error Percent)
State Upper Limit: 119,483,720 (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