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070/Ellis
2016 Confidence Interval Detail
070/Ellis
070-905/Ferris ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 48,238,336 | 0.9247 | 52,166,471 | 10 | 1,017 | .020225785 |
| A | 47,702,344 | 0.9796 | 48,695,737 | 11 | 549 | .034648162 |
| A | 49,300,549 | 0.9542 | 51,666,893 | 11 | 371 | .001923616 |
| A | 58,020,353 | 0.9827 | 59,041,776 | 10 | 288 | .007236868 |
| E | 52,397,636 | 1.0008 | 52,355,751 | 15 | 602 | .009634822 |
| F1 | 3,758,360 | 0.8796 | 4,272,806 | 7 | 42 | .021766805 |
| F1 | 5,387,200 | 0.7729 | 6,970,113 | 7 | 25 | .055628308 |
| F1 | 4,590,550 | 0.8295 | 5,534,117 | 7 | 11 | .044473285 |
| F1 | 5,433,140 | 1.0351 | 5,248,903 | 2 | 3 | .008295918 |
| Random Totals: | 274,828,468 | 285,952,567 | 80 | 2,908 | ||
| Catg D1 Exception Values: | 9,779,207 | 8,349,759 | ||||
| Total Test Values (4): | 284,607,675 | 294,302,326 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 14,715,116 |
Confidence Interval Values (5)
| State Lower Limit: | 279,587,210 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 284,607,675 | (Within Confidence Interval) |
| State Upper Limit: | 309,017,442 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 302,827,110 | (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