taxes Property Tax Assistance

2022 Confidence Interval Detail

Ward County
238-904/Grandfalls-Royalty ISD

Category Summary

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

Stratum
Variance
A 1,935,610 0.9716 1,992,188 9 58 0.081092429
A 2,063,630 1.0083 2,046,643 8 34 0.051520342
A 2,495,560 0.8897 2,804,945 8 25 0.139572083
A 3,636,540 0.9891 3,676,615 6 22 0.013695754
G1 8,379,214 0.9238 9,070,377 9 55 0.076264181
G1 8,190,065 1.0399 7,875,820 5 10 0.007214822
Random Totals: 26,700,619 27,466,588 45 204
CATG D1 EXCEPTION VALUES: 210,030 265,065
CATG G1 EXCEPTION VALUES: 28,118,555 27,207,190
CATG J EXCEPTION VALUES: 11,623,120 12,162,702
Total Test Values 66,652,324 67,101,545

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,355,077

Confidence Interval Values(5)

Local Test Value: 66,652,324 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 63,746,468 (State Test Value minus Margin of Error Percent)
State Upper Limit: 70,456,622 (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