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057/Dallas
2016 Confidence Interval Detail
057/Dallas
220-906/Grapevine-Colleyville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| No random test values | ||||||
| Random Totals: | 0 | 0 | 0 | 0 | ||
| Catg L1 Exception Values: | 1,515,305,247 | 1,518,610,209 | ||||
| Total Test Values (4): | 1,515,305,247 | 1,518,610,209 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 75,930,510 |
Confidence Interval Values (5)
| State Lower Limit: | 1,442,679,699 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,515,305,247 | (Within Confidence Interval) |
| State Upper Limit: | 1,594,540,719 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 262,133,262 | (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