2008 Confidence Interval Detail
236/Walker
236-901/New Waverly ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 14,513,670 | 0.9682 | 14,990,364 | 16 | 343 | .021242586 |
| A | 15,173,030 | 0.9679 | 15,676,237 | 13 | 208 | .020694213 |
| A | 16,111,370 | 0.9312 | 17,301,729 | 13 | 150 | .030964815 |
| A | 17,007,140 | 1.0212 | 16,654,074 | 12 | 88 | .005659712 |
| C | 8,355,470 | 0.9421 | 8,868,984 | 9 | 537 | .024826232 |
| C | 2,588,190 | 0.9804 | 2,639,933 | 8 | 91 | .018659823 |
| C | 3,148,900 | 0.9828 | 3,204,009 | 8 | 81 | .029866587 |
| C | 4,074,430 | 0.9451 | 4,311,110 | 7 | 67 | .010425943 |
| D3 | 74,127,950 | 0.9514 | 77,914,600 | 20 | 1,945 | .035158381 |
| Random Totals: | 155,100,150 | 161,561,040 | 106 | 3,510 | ||
| Catg J Exception Values: | 7,301,177 | 7,336,201 | ||||
| Catg D1 Exception Values: | 5,765,310 | 5,808,710 | ||||
| Total Test Values (4): | 168,166,637 | 174,705,951 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 8,735,298 |
Confidence Interval Values (5)
| State Lower Limit: | 165,970,653 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 168,166,637 | (Within Confidence Interval) |
| State Upper Limit: | 183,441,249 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 182,815,417 | (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