2011 Confidence Interval Detail
188/Potter
188-902/River Road ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 55,818,356 | 0.9847 | 56,685,646 | 15 | 689 | .006980337 |
| A | 48,982,260 | 1.0106 | 48,468,494 | 13 | 434 | .015189894 |
| A | 47,076,259 | 1.0221 | 46,058,369 | 10 | 348 | .017925519 |
| A | 47,951,153 | 1.0088 | 47,532,864 | 10 | 259 | .009805313 |
| G1 | 7,247,970 | 0.9562 | 7,579,973 | 8 | 41 | .000778388 |
| L1 | 4,733,171 | 1.0129 | 4,672,891 | 10 | 63 | .007486647 |
| L1 | 3,299,669 | 0.9567 | 3,449,011 | 4 | 6 | .010148929 |
| L1 | 2,551,227 | 0.9606 | 2,655,868 | 2 | 2 | .000758572 |
| Random Totals: | 217,660,065 | 217,103,116 | 72 | 1,842 | ||
| Catg J Exception Values: | 3,557,582 | 3,567,141 | ||||
| Catg D1 Exception Values: | 2,851,839 | 3,444,356 | ||||
| Catg G1 Exception Values: | 8,089,950 | 8,065,161 | ||||
| Catg L1 Exception Values: | 1,686,385 | 1,706,919 | ||||
| Total Test Values (4): | 233,845,821 | 233,886,693 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 11,694,335 |
Confidence Interval Values (5)
| State Lower Limit: | 222,192,358 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 233,845,821 | (Within Confidence Interval) |
| State Upper Limit: | 245,581,028 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 235,350,296 | (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