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Houston County
2022 Confidence Interval Detail
Houston County
113-902/Grapeland ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 26,118,280 | 0.8065 | 32,384,724 | 19 | 413 | 0.122556833 |
| A | 26,547,620 | 0.8146 | 32,589,762 | 16 | 236 | 0.088541335 |
| A | 30,302,730 | 0.8610 | 35,194,808 | 17 | 164 | 0.067261409 |
| A | 32,664,310 | 0.9117 | 35,827,915 | 16 | 93 | 0.066751427 |
| E | 123,240,540 | 0.8056 | 152,979,816 | 21 | 1,360 | 0.048102977 |
| Random Totals: | 238,873,480 | 288,977,025 | 89 | 2,266 | ||
| CATG D1 EXCEPTION VALUES: | 17,020,916 | 17,426,051 | ||||
| CATG J EXCEPTION VALUES: | 6,559,320 | 6,905,420 | ||||
| Total Test Values | 262,453,716 | 313,308,496 |
Margin of Error
| Margin of Error Percent: | 5.4332645 |
|---|---|
| Margin of Error Value: | 17,022,879 |
Confidence Interval Values(5)
| Local Test Value: | 262,453,716 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 296,285,617 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 330,331,375 | (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