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014/Bell
2017 Confidence Interval Detail
014/Bell
014-901/Academy ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 65,108,858 | 0.9344 | 69,679,857 | 10 | 646 | .003005116 |
| A | 68,509,051 | 0.9882 | 69,327,111 | 13 | 483 | .002503264 |
| A | 95,732,667 | 1.0186 | 93,984,554 | 14 | 530 | .003247009 |
| A | 74,397,007 | 0.9603 | 77,472,672 | 9 | 184 | .003231214 |
| E | 69,250,191 | 0.8805 | 78,648,712 | 13 | 557 | .034964237 |
| Random Totals: | 372,997,774 | 389,112,906 | 59 | 2,400 | ||
| Catg J Exception Values: | 5,909,412 | 6,489,877 | ||||
| Catg D1 Exception Values: | 10,074,744 | 10,510,358 | ||||
| Total Test Values (4): | 388,981,930 | 406,113,141 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 20,305,657 |
Confidence Interval Values (5)
| State Lower Limit: | 385,807,484 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 388,981,930 | (Within Confidence Interval) |
| State Upper Limit: | 426,418,798 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 386,950,268 | (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, D2, E, 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