2011 Confidence Interval Detail
157/Mason
157-901/Mason ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 22,843,150 | 0.9838 | 23,219,303 | 12 | 363 | .015451240 |
| A | 24,801,890 | 0.8070 | 30,733,445 | 12 | 254 | .086030829 |
| A | 24,319,870 | 0.9203 | 26,426,024 | 11 | 171 | .005186855 |
| A | 25,650,240 | 0.9271 | 27,667,177 | 10 | 101 | .008001549 |
| D3 | 125,753,680 | 0.9860 | 127,539,229 | 28 | 8,276 | .099192945 |
| F1 | 6,414,670 | 0.9675 | 6,630,150 | 9 | 96 | .010151431 |
| F1 | 5,880,080 | 0.9053 | 6,495,173 | 8 | 37 | .024337264 |
| F1 | 5,675,260 | 0.9727 | 5,834,543 | 7 | 22 | .008273897 |
| F1 | 5,772,500 | 0.9294 | 6,210,996 | 5 | 11 | .014748756 |
| Random Totals: | 247,111,340 | 260,756,040 | 102 | 9,331 | ||
| Catg J Exception Values: | 4,229,930 | 5,344,146 | ||||
| Catg D1 Exception Values: | 30,237,850 | 36,553,217 | ||||
| Total Test Values (4): | 281,579,120 | 302,653,403 |
Margin of Error
| Margin of Error Percent: | 5.3141587 |
|---|---|
| Margin of Error Value: | 16,083,482 |
Confidence Interval Values (5)
| Local Test Value: | 281,579,120 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 286,569,921 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 318,736,885 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 276,919,877 | (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