2007 Confidence Interval Detail
152/Lubbock
152-903/Slaton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 38,599,602 | 0.7801 | 49,480,326 | 18 | 1,078 | .070971790 |
| A | 38,584,732 | 0.9117 | 42,321,742 | 23 | 548 | .072771810 |
| A | 38,681,768 | 0.8850 | 43,708,212 | 21 | 297 | .093736390 |
| A | 38,483,193 | 0.9413 | 40,883,027 | 14 | 124 | .015887277 |
| D3 | 11,270,234 | 0.9658 | 11,669,325 | 11 | 694 | .004248152 |
| F1 | 4,283,442 | 1.2620 | 3,394,170 | 7 | 107 | .132005318 |
| F1 | 4,309,431 | 0.9957 | 4,328,042 | 13 | 26 | .033313099 |
| F1 | 4,628,089 | 1.0496 | 4,409,384 | 5 | 8 | .024676634 |
| L1 | 4,492,014 | 0.9416 | 4,770,618 | 7 | 116 | .002331200 |
| L1 | 4,582,365 | 1.0748 | 4,263,458 | 5 | 24 | .011593055 |
| L1 | 4,852,646 | 0.9893 | 4,905,131 | 4 | 9 | .000131195 |
| L1 | 3,792,184 | 0.9921 | 3,822,381 | 2 | 3 | .000759842 |
| Random Totals: | 196,559,700 | 217,955,816 | 130 | 3,034 | ||
| Catg J Exception Values: | 44,381,462 | 38,480,858 | ||||
| Catg D1 Exception Values: | 14,770,893 | 10,258,671 | ||||
| Catg F1 Exception Values: | 3,359,800 | 3,437,254 | ||||
| Total Test Values (4): | 259,071,855 | 270,132,599 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 13,506,630 |
Confidence Interval Values (5)
| State Lower Limit: | 256,625,969 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 259,071,855 | (Within Confidence Interval) |
| State Upper Limit: | 283,639,229 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 245,068,828 | (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