2009 Confidence Interval Detail
140/Lamb
140-905/Olton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,498,684 | 0.9803 | 6,629,281 | 9 | 344 | .013219386 |
| A | 6,318,110 | 0.9387 | 6,730,702 | 9 | 154 | .004898054 |
| A | 6,419,130 | 0.9281 | 6,916,421 | 8 | 92 | .003715314 |
| A | 6,672,000 | 0.9672 | 6,898,263 | 8 | 50 | .002120637 |
| D3 | 11,139,360 | 0.9634 | 11,562,549 | 22 | 1,619 | .003209133 |
| L1 | 1,303,570 | 1.0040 | 1,298,376 | 6 | 29 | .001476121 |
| L1 | 1,173,470 | 1.0357 | 1,133,021 | 5 | 8 | .000619939 |
| L1 | 935,900 | 0.9803 | 954,708 | 4 | 4 | .000584829 |
| L1 | 1,895,560 | 1.0868 | 1,744,166 | 2 | 5 | .000676519 |
| Random Totals: | 42,355,784 | 43,867,487 | 73 | 2,305 | ||
| Catg J Exception Values: | 1,658,820 | 1,611,802 | ||||
| Catg D1 Exception Values: | 55,815,948 | 50,221,040 | ||||
| Total Test Values (4): | 99,830,552 | 95,700,329 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,785,016 |
Confidence Interval Values (5)
| State Lower Limit: | 90,915,313 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 99,830,552 | (Within Confidence Interval) |
| State Upper Limit: | 100,485,345 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 114,341,073 | (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