2007 Confidence Interval Detail
152/Lubbock
152-902/New Deal ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 13,127,743 | 0.7360 | 17,836,607 | 15 | 397 | .024798611 |
| A | 13,166,265 | 0.8922 | 14,757,078 | 18 | 183 | .020484336 |
| A | 13,118,475 | 0.8925 | 14,698,571 | 15 | 121 | .054387746 |
| A | 13,022,185 | 0.9513 | 13,688,831 | 15 | 74 | .041061122 |
| D3 | 16,812,588 | 0.8792 | 19,122,598 | 18 | 902 | .059112560 |
| G1 | 6,240,975 | 1.0615 | 5,879,392 | 5 | 14 | .006569572 |
| Random Totals: | 75,488,231 | 85,983,077 | 86 | 1,691 | ||
| Catg J Exception Values: | 4,498,165 | 4,659,776 | ||||
| Catg D1 Exception Values: | 24,213,563 | 16,299,445 | ||||
| Catg G1 Exception Values: | 7,999,906 | 8,139,003 | ||||
| Total Test Values (4): | 112,199,865 | 115,081,301 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,754,065 |
Confidence Interval Values (5)
| State Lower Limit: | 109,327,236 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 112,199,865 | (Within Confidence Interval) |
| State Upper Limit: | 120,835,366 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 160,120,691 | (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