2009 Confidence Interval Detail
250/Wood
230-905/Harmony ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 51,221,560 | 0.9521 | 53,798,509 | 22 | 565 | .015722520 |
| A | 53,683,999 | 0.9987 | 53,753,879 | 23 | 388 | .007612891 |
| A | 60,144,190 | 0.9950 | 60,446,422 | 16 | 324 | .007161340 |
| A | 61,346,460 | 1.0007 | 61,303,548 | 15 | 215 | .003701080 |
| D3 | 21,171,267 | 0.9515 | 22,250,412 | 20 | 764 | .072297142 |
| Random Totals: | 247,567,476 | 251,552,770 | 96 | 2,256 | ||
| Catg D1 Exception Values: | 2,317,142 | 2,589,557 | ||||
| Total Test Values (4): | 249,884,618 | 254,142,327 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,707,116 |
Confidence Interval Values (5)
| State Lower Limit: | 241,435,211 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 249,884,618 | (Within Confidence Interval) |
| State Upper Limit: | 266,849,443 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 221,161,108 | (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