2009 Confidence Interval Detail
148/Lipscomb
148-902/Follett ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 6,644,400 | 0.8727 | 7,613,613 | 10 | 1,062 | .005395176 |
| G1 | 60,626,853 | 1.1449 | 52,953,841 | 9 | 173 | .063167999 |
| G1 | 60,824,652 | 1.0364 | 58,688,394 | 8 | 65 | .042857382 |
| G1 | 61,794,181 | 1.0398 | 59,428,910 | 7 | 29 | .008416713 |
| G1 | 57,656,653 | 0.9605 | 60,027,749 | 5 | 12 | .004436390 |
| Random Totals: | 247,546,739 | 238,712,507 | 39 | 1,341 | ||
| Catg J Exception Values: | 577,618 | 1,070,559 | ||||
| Catg D1 Exception Values: | 9,856,330 | 12,905,001 | ||||
| Total Test Values (4): | 257,980,687 | 252,688,067 |
Margin of Error
| Margin of Error Percent: | 5.0780827 |
|---|---|
| Margin of Error Value: | 12,831,709 |
Confidence Interval Values (5)
| State Lower Limit: | 239,856,358 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 257,980,687 | (Within Confidence Interval) |
| State Upper Limit: | 265,519,776 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 294,620,160 | (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