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Walker County
2021 Confidence Interval Detail
Walker County
093-905/Richards ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,432,193 | 0.9875 | 5,500,955 | 9 | 57 | 0.024458451 |
| A | 7,385,150 | 1.0368 | 7,123,023 | 12 | 42 | 0.036051239 |
| A | 7,839,800 | 1.0128 | 7,740,719 | 10 | 28 | 0.012175870 |
| A | 8,283,390 | 0.9722 | 8,520,253 | 6 | 19 | 0.015640912 |
| E | 31,090,711 | 0.8924 | 34,839,434 | 20 | 158 | 0.008384155 |
| Random Totals: | 60,031,244 | 63,724,384 | 57 | 304 | ||
| CATG D1 EXCEPTION VALUES: | 2,504,189 | 1,937,602 | ||||
| CATG J EXCEPTION VALUES: | 1,257,218 | 1,439,521 | ||||
| Total Test Values | 63,792,651 | 67,101,507 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,355,075 |
Confidence Interval Values(5)
| Local Test Value: | 63,792,651 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 63,746,432 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 70,456,582 | (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