taxes Property Tax Assistance

2021 Confidence Interval Detail

Coryell County
050-904/Oglesby ISD

Category Summary

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

Stratum
Variance
A 4,908,980 0.8243 5,955,332 15 94 0.075526835
A 6,412,090 0.9156 7,003,156 15 70 0.011028711
A 6,294,920 0.9951 6,325,917 15 44 0.012122592
A 6,899,312 0.9367 7,365,551 14 29 0.022754798
E 39,025,460 0.9578 40,744,895 20 231 0.033025876
Random Totals: 63,540,762 67,394,851 79 468
CATG D1 EXCEPTION VALUES: 5,318,284 5,003,663
CATG J EXCEPTION VALUES: 25,306,090 24,217,924
Total Test Values 94,165,136 96,616,438

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,830,822

Confidence Interval Values(5)

Local Test Value: 94,165,136 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 91,785,616 (State Test Value minus Margin of Error Percent)
State Upper Limit: 101,447,260 (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