2009 Confidence Interval Detail
166/Milam
166-905/Thorndale ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,671,373 | 0.9814 | 9,854,670 | 16 | 238 | .102357642 |
| A | 9,492,990 | 1.0214 | 9,294,096 | 16 | 128 | .049226989 |
| A | 9,703,860 | 1.0042 | 9,663,274 | 15 | 84 | .024526146 |
| A | 10,040,990 | 1.1403 | 8,805,569 | 15 | 55 | .008498696 |
| D3 | 38,899,130 | 0.9574 | 40,629,967 | 25 | 1,982 | .069008047 |
| Random Totals: | 77,808,343 | 78,247,576 | 87 | 2,487 | ||
| Catg J Exception Values: | 8,383,020 | 8,406,494 | ||||
| Catg D1 Exception Values: | 10,155,667 | 8,612,370 | ||||
| Total Test Values (4): | 96,347,030 | 95,266,440 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,763,322 |
Confidence Interval Values (5)
| State Lower Limit: | 90,503,118 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 96,347,030 | (Within Confidence Interval) |
| State Upper Limit: | 100,029,762 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 97,675,552 | (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, D3, 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