2009 Confidence Interval Detail
126/Johnson
126-906/Keene ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 24,175,613 | 0.9271 | 26,076,597 | 16 | 355 | .012602025 |
| A | 23,734,335 | 0.9544 | 24,868,331 | 17 | 227 | .003145757 |
| A | 24,877,758 | 0.9817 | 25,341,508 | 16 | 188 | .009807830 |
| A | 24,306,155 | 0.9973 | 24,371,959 | 16 | 127 | .001367311 |
| B | 3,693,391 | 0.9546 | 3,869,046 | 14 | 32 | .002304231 |
| B | 4,558,773 | 0.9536 | 4,780,592 | 13 | 24 | .005489296 |
| B | 2,229,152 | 0.9972 | 2,235,411 | 5 | 8 | .013335040 |
| F1 | 4,689,757 | 0.9749 | 4,810,501 | 13 | 28 | .001438390 |
| F1 | 3,497,086 | 0.9788 | 3,572,830 | 8 | 9 | .001951756 |
| G1 | 73,569,794 | 0.9989 | 73,650,810 | 19 | 30 | .002367356 |
| L1 | 4,992,473 | 0.9928 | 5,028,679 | 10 | 18 | .000946955 |
| Random Totals: | 194,324,287 | 198,606,264 | 147 | 1,046 | ||
| Catg D1 Exception Values: | 77,471 | 62,821 | ||||
| Catg B Exception Values: | 3,733,673 | 4,447,054 | ||||
| Catg F1 Exception Values: | 7,539,982 | 8,426,419 | ||||
| Catg L1 Exception Values: | 11,459,081 | 10,996,900 | ||||
| Total Test Values (4): | 217,134,494 | 222,539,458 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 11,126,973 |
Confidence Interval Values (5)
| State Lower Limit: | 211,412,485 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 217,134,494 | (Within Confidence Interval) |
| State Upper Limit: | 233,666,431 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 201,736,957 | (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