2011 Confidence Interval Detail
187/Polk
187-907/Livingston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 176,415,436 | 0.8727 | 202,149,004 | 31 | 3,870 | .049435147 |
| A | 182,011,353 | 0.8854 | 205,569,633 | 29 | 1,833 | .080899620 |
| A | 179,438,128 | 0.8662 | 207,155,539 | 12 | 1,054 | .120048848 |
| A | 180,997,681 | 0.8610 | 210,217,980 | 14 | 534 | .028600497 |
| C | 19,442,967 | 0.9845 | 19,749,078 | 39 | 8,692 | .603275919 |
| C | 18,752,756 | 1.1180 | 16,773,485 | 10 | 2,348 | .028997667 |
| C | 18,603,927 | 1.0633 | 17,496,405 | 10 | 575 | .237929036 |
| C | 17,290,165 | 0.7550 | 22,900,881 | 10 | 97 | .686061134 |
| D3 | 113,113,538 | 0.9866 | 114,649,846 | 16 | 4,272 | .067902365 |
| F1 | 52,711,359 | 1.1994 | 43,948,107 | 10 | 309 | .108233392 |
| F1 | 51,243,483 | 1.0133 | 50,570,890 | 9 | 79 | .023610655 |
| F1 | 54,844,386 | 0.8342 | 65,744,889 | 9 | 28 | .428804627 |
| F1 | 49,009,278 | 1.0675 | 45,910,331 | 5 | 10 | .049687516 |
| Random Totals: | 1,113,874,457 | 1,222,836,068 | 204 | 23,701 | ||
| Catg D1 Exception Values: | 28,424,450 | 25,577,677 | ||||
| Total Test Values (4): | 1,142,298,907 | 1,248,413,745 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 62,420,687 |
Confidence Interval Values (5)
| Local Test Value: | 1,142,298,907 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,185,993,058 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,310,834,432 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,306,410,740 | (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