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220/Tarrant
2017 Confidence Interval Detail
220/Tarrant
220-912/Crowley ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 816,340,734 | 0.9109 | 896,191,387 | 188 | 6,911 | .011058488 |
| A | 1,110,700,387 | 0.9691 | 1,146,115,351 | 199 | 7,278 | .008965831 |
| A | 1,164,526,629 | 0.9718 | 1,198,319,231 | 192 | 5,967 | .006853008 |
| A | 1,414,477,625 | 0.9734 | 1,453,130,907 | 197 | 4,244 | .015643932 |
| B | 126,873,213 | 0.9889 | 128,297,313 | 14 | 221 | .005274672 |
| B | 116,696,000 | 0.9439 | 123,631,741 | 5 | 7 | .005436352 |
| B | 193,539,274 | 1.0263 | 188,579,630 | 5 | 9 | .010885345 |
| B | 289,949,605 | 1.0342 | 280,361,250 | 4 | 9 | .004346851 |
| F1 | 232,583,865 | 0.9216 | 252,369,645 | 10 | 213 | .016874385 |
| F1 | 218,297,368 | 0.9411 | 231,959,800 | 10 | 70 | .011833958 |
| F1 | 268,849,074 | 0.8054 | 333,808,138 | 9 | 34 | .032453094 |
| F1 | 338,075,938 | 0.8451 | 400,042,525 | 5 | 16 | .004422994 |
| L1 | 68,704,557 | 1.0543 | 65,166,041 | 13 | 476 | .012499875 |
| L1 | 79,618,681 | 1.0481 | 75,964,775 | 11 | 123 | .013865137 |
| L1 | 81,215,139 | 1.1083 | 73,279,021 | 9 | 36 | .037388073 |
| L1 | 84,576,483 | 0.9857 | 85,803,473 | 5 | 12 | .001574362 |
| Random Totals: | 6,605,024,572 | 6,933,020,228 | 876 | 25,626 | ||
| Catg D1 Exception Values: | 1,224,351 | 543,579 | ||||
| Total Test Values (4): | 6,606,248,923 | 6,933,563,807 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 346,678,190 |
Confidence Interval Values (5)
| State Lower Limit: | 6,586,885,617 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,606,248,923 | (Within Confidence Interval) |
| State Upper Limit: | 7,280,241,997 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 6,191,678,975 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories