2009 Confidence Interval Detail
112/Hopkins
112-909/Saltillo ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,037,020 | 0.8606 | 2,366,977 | 6 | 68 | .058597618 |
| A | 2,617,430 | 0.9274 | 2,822,331 | 8 | 46 | .015075659 |
| A | 2,304,480 | 0.8900 | 2,589,303 | 7 | 27 | .031840630 |
| A | 2,564,610 | 1.0159 | 2,524,471 | 7 | 20 | .004886347 |
| D3 | 28,319,540 | 0.9129 | 31,021,514 | 25 | 1,111 | .094027369 |
| Random Totals: | 37,843,080 | 41,324,596 | 53 | 1,272 | ||
| Catg J Exception Values: | 1,867,892 | 2,231,669 | ||||
| Catg D1 Exception Values: | 3,609,430 | 3,089,721 | ||||
| Total Test Values (4): | 43,320,402 | 46,645,986 |
Margin of Error
| Margin of Error Percent: | 8.2049654 |
|---|---|
| Margin of Error Value: | 3,827,287 |
Confidence Interval Values (5)
| State Lower Limit: | 42,818,699 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 43,320,402 | (Within Confidence Interval) |
| State Upper Limit: | 50,473,273 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 39,177,883 | (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