taxes Property Tax Assistance

2020 Confidence Interval Detail

Robertson County
198-906/Mumford ISD

Category Summary

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

Stratum
Variance
E 7,517,171 0.9493 7,918,646 10 72 0.117167705
G1 59,983,266 1.0748 55,808,770 8 36 0.021188415
L1 1,312,948 0.9421 1,393,640 6 8 0.029426229
Random Totals: 68,813,385 65,121,056 24 116
CATG D1 EXCEPTION VALUES: 6,875,633 7,008,020
CATG J EXCEPTION VALUES: 79,108 76,017
Total Test Values 75,768,126 72,205,093

Margin of Error

Margin of Error Percent: 7.6312539
Margin of Error Value: 5,510,154

Confidence Interval Values(5)

Local Test Value: 75,768,126 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 66,694,939 (State Test Value minus Margin of Error Percent)
State Upper Limit: 77,715,247 (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