2010 Confidence Interval Detail
025/Brown
025-909/Early ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 22,082,570 | 0.9060 | 24,373,698 | 15 | 411 | .043452469 |
| A | 23,138,250 | 0.9613 | 24,069,749 | 15 | 280 | .023864680 |
| A | 24,870,620 | 0.9982 | 24,915,468 | 12 | 222 | .015224511 |
| A | 31,870,570 | 1.0106 | 31,536,285 | 13 | 198 | .009395308 |
| D3 | 61,871,242 | 0.9732 | 63,575,053 | 33 | 1,683 | .050360769 |
| F1 | 7,878,710 | 1.0420 | 7,561,142 | 10 | 59 | .005017606 |
| F1 | 10,840,840 | 0.9946 | 10,899,698 | 10 | 38 | .005340601 |
| F1 | 9,477,420 | 0.9939 | 9,535,587 | 10 | 18 | .006819208 |
| F1 | 9,508,260 | 1.0003 | 9,505,408 | 6 | 9 | .004379351 |
| L1 | 4,625,230 | 0.9888 | 4,677,619 | 13 | 96 | .003581134 |
| L1 | 4,436,490 | 1.0104 | 4,390,825 | 9 | 26 | .002949632 |
| L1 | 3,183,000 | 1.0037 | 3,171,266 | 5 | 9 | .000494308 |
| Random Totals: | 213,783,202 | 218,211,798 | 151 | 3,049 | ||
| Catg J Exception Values: | 6,640,490 | 6,413,254 | ||||
| Catg D1 Exception Values: | 3,853,475 | 3,816,068 | ||||
| Catg F1 Exception Values: | 9,907,500 | 9,698,505 | ||||
| Catg L1 Exception Values: | 5,313,290 | 5,385,670 | ||||
| Total Test Values (4): | 239,497,957 | 243,525,295 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 12,176,265 |
Confidence Interval Values (5)
| State Lower Limit: | 231,349,030 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 239,497,957 | (Within Confidence Interval) |
| State Upper Limit: | 255,701,560 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 226,368,202 | (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