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245/Willacy
2017 Confidence Interval Detail
245/Willacy
245-902/Lyford CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 15,158,875 | 0.8849 | 17,130,608 | 18 | 633 | .037435983 |
| A | 17,424,422 | 0.8643 | 20,160,155 | 17 | 433 | .023462585 |
| A | 16,333,465 | 0.8638 | 18,908,850 | 17 | 252 | .021174651 |
| A | 16,624,603 | 0.9660 | 17,209,734 | 19 | 130 | .031670924 |
| Random Totals: | 65,541,365 | 73,409,347 | 71 | 1,448 | ||
| Catg D1 Exception Values: | 42,241,643 | 47,644,683 | ||||
| Total Test Values (4): | 107,783,008 | 121,054,030 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,052,701 |
Confidence Interval Values (5)
| Local Test Value: | 107,783,008 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 115,001,329 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 127,106,731 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 191,339,387 | (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