2008 Confidence Interval Detail
139/Lamar
139-912/Prairiland ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 9,374,930 | 0.8433 | 11,116,957 | 13 | 381 | .037942240 |
| A | 11,263,420 | 0.9268 | 12,153,021 | 12 | 258 | .034424496 |
| A | 16,663,724 | 1.0186 | 16,359,438 | 11 | 266 | .002997511 |
| A | 24,957,290 | 1.0206 | 24,453,547 | 11 | 225 | .004248944 |
| D3 | 73,638,840 | 0.9991 | 73,705,175 | 21 | 4,093 | .062742323 |
| Random Totals: | 135,898,204 | 137,788,138 | 68 | 5,223 | ||
| Catg J Exception Values: | 12,204,268 | 13,717,298 | ||||
| Catg D1 Exception Values: | 12,945,635 | 11,606,454 | ||||
| Total Test Values (4): | 161,048,107 | 163,111,890 |
Margin of Error
| Margin of Error Percent: | 5.0709583 |
|---|---|
| Margin of Error Value: | 8,271,336 |
Confidence Interval Values (5)
| State Lower Limit: | 154,840,554 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 161,048,107 | (Within Confidence Interval) |
| State Upper Limit: | 171,383,226 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 129,214,877 | (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