2009 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 | 3,240,681 | 0.9554 | 3,391,963 | 15 | 208 | .028040680 |
| A | 3,238,900 | 0.9379 | 3,453,353 | 16 | 98 | .007469091 |
| A | 3,218,590 | 0.9508 | 3,385,139 | 13 | 58 | .002357912 |
| A | 3,260,930 | 0.9595 | 3,398,572 | 11 | 32 | .005269474 |
| D3 | 6,342,611 | 0.9811 | 6,464,796 | 22 | 774 | .004220516 |
| Random Totals: | 19,301,712 | 20,093,823 | 77 | 1,170 | ||
| Catg J Exception Values: | 3,160,970 | 1,728,420 | ||||
| Catg D1 Exception Values: | 29,808,692 | 26,848,148 | ||||
| Total Test Values (4): | 52,271,374 | 48,670,391 |
Margin of Error
| Margin of Error Percent: | 5.0000009 |
|---|---|
| Margin of Error Value: | 2,433,520 |
Confidence Interval Values (5)
| State Lower Limit: | 46,236,871 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| State Upper Limit: | 51,103,911 | (State Test Value plus Margin of Error Percent) |
| Local Test Value: | 52,271,374 | (Outside Confidence Interval) |
| Value Assigned (6): | 55,498,082 | (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