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025/Brown
2018 Confidence Interval Detail
025/Brown
025-906/Zephyr ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,844,810 | 0.9777 | 1,886,888 | 9 | 47 | .120680605 |
| A | 1,725,890 | 0.9360 | 1,843,900 | 8 | 26 | .059803861 |
| A | 1,749,820 | 0.8595 | 2,035,858 | 8 | 19 | .027078887 |
| A | 1,288,130 | 1.0196 | 1,263,368 | 5 | 8 | .023876434 |
| E | 25,406,039 | 0.8081 | 31,439,227 | 22 | 309 | .062096984 |
| L1 | 1,591,360 | 0.9541 | 1,667,917 | 10 | 39 | .010341010 |
| Random Totals: | 33,606,049 | 40,137,158 | 62 | 448 | ||
| Catg J Exception Values: | 9,453,580 | 10,176,911 | ||||
| Catg D1 Exception Values: | 3,524,940 | 2,705,439 | ||||
| Catg L1 Exception Values: | 2,845,540 | 3,015,258 | ||||
| Total Test Values (4): | 49,430,109 | 56,034,766 |
Margin of Error
| Margin of Error Percent: | 5.8222104 |
|---|---|
| Margin of Error Value: | 3,262,462 |
Confidence Interval Values (5)
| Local Test Value: | 49,430,109 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 52,772,304 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 59,297,228 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 49,385,473 | (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