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 | 0.9161 | 15,842,888 | 16 | 343 | .012363015 |
| A | 15,173,030 | 0.9029 | 16,804,774 | 13 | 208 | .021976376 |
| A | 16,111,370 | 0.8858 | 18,188,496 | 13 | 150 | .024604627 |
| A | 17,007,140 | 0.9659 | 17,607,558 | 12 | 88 | .001843451 |
| 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 | 0.9077 | 4,488,741 | 8 | 67 | .019198491 |
| D3 | 74,127,950 | 0.9470 | 78,276,610 | 20 | 1,945 | .033987498 |
| Random Totals: | 155,100,150 | 165,921,993 | 107 | 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 | 179,066,904 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 8,953,345 |
Confidence Interval Values (5)
| Local Test Value: | 168,166,637 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 170,113,559 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 188,020,249 | (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