2006 Confidence Interval Detail
140/Lamb
140-907/Springlake-Earth ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,122,996 | 0.9317 | 3,351,933 | 8 | 207 | .035828072 |
| A | 3,123,415 | 0.9722 | 3,212,729 | 7 | 100 | .050374181 |
| A | 3,108,630 | 0.8601 | 3,614,266 | 6 | 60 | .035113685 |
| A | 3,111,647 | 0.9719 | 3,201,612 | 6 | 38 | .114667372 |
| D3 | 8,263,920 | 0.9956 | 8,300,442 | 15 | 1,076 | .027648187 |
| Random Totals: | 20,730,608 | 21,680,982 | 42 | 1,481 | ||
| Catg J Exception Values: | 2,409,140 | 2,740,275 | ||||
| Catg D1 Exception Values: | 17,290,477 | 21,202,868 | ||||
| Total Test Values (4): | 40,430,225 | 45,624,125 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 2,281,206 |
Confidence Interval Values (5)
| Local Test Value: | 40,430,225 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 43,342,919 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 47,905,331 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 47,823,814 | (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