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Willacy County
2020 Confidence Interval Detail
Willacy County
245-901/Lasara ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,748,336 | 0.8664 | 4,326,334 | 17 | 134 | 0.044185154 |
| A | 4,051,585 | 0.8332 | 4,862,680 | 17 | 91 | 0.024492540 |
| A | 4,371,961 | 0.9063 | 4,823,967 | 20 | 65 | 0.027212856 |
| A | 4,713,293 | 0.8980 | 5,248,656 | 15 | 37 | 0.027246196 |
| E | 9,710,590 | 1.0318 | 9,411,310 | 20 | 160 | 0.053126288 |
| Random Totals: | 26,595,765 | 28,672,947 | 89 | 487 | ||
| CATG D1 EXCEPTION VALUES: | 8,251,672 | 8,702,682 | ||||
| CATG J EXCEPTION VALUES: | 3,930 | 3,969 | ||||
| Total Test Values | 34,851,367 | 37,379,598 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,868,980 |
Confidence Interval Values(5)
| Local Test Value: | 34,851,367 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 35,510,618 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 39,248,578 | (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