2006 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 | 13,713,823 | 0.9639 | 14,227,433 | 15 | 339 | .004740397 |
| A | 13,674,121 | 0.9759 | 14,011,806 | 16 | 189 | .009449089 |
| A | 13,721,570 | 0.9601 | 14,291,813 | 15 | 130 | .002184987 |
| A | 13,541,703 | 0.9884 | 13,700,630 | 15 | 72 | .002415072 |
| C | 16,833,940 | 0.9494 | 17,731,135 | 18 | 1,165 | .013522255 |
| D3 | 57,241,792 | 0.9512 | 60,178,503 | 20 | 1,866 | .014762217 |
| Random Totals: | 128,726,949 | 134,141,320 | 99 | 3,761 | ||
| Catg J Exception Values: | 6,917,953 | 6,525,429 | ||||
| Catg D1 Exception Values: | 5,676,060 | 5,734,488 | ||||
| Total Test Values (4): | 141,320,962 | 146,401,237 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 7,320,062 |
Confidence Interval Values (5)
| State Lower Limit: | 139,081,175 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 141,320,962 | (Within Confidence Interval) |
| State Upper Limit: | 153,721,299 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 160,190,520 | (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