2009 Confidence Interval Detail
161/McLennan
161-916/West ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 39,451,288 | 0.9850 | 40,052,069 | 12 | 703 | .023111469 |
| A | 36,122,794 | 0.9659 | 37,398,068 | 12 | 390 | .017907382 |
| A | 38,575,732 | 0.9008 | 42,823,859 | 13 | 301 | .012547954 |
| A | 55,637,288 | 1.0301 | 54,011,541 | 11 | 265 | .007360299 |
| D3 | 94,650,706 | 1.0505 | 90,100,624 | 20 | 3,034 | .046493079 |
| F1 | 7,824,590 | 0.9442 | 8,287,005 | 8 | 103 | .032576889 |
| F1 | 8,405,637 | 0.9733 | 8,636,224 | 6 | 36 | .001434000 |
| F1 | 8,736,573 | 0.9949 | 8,781,358 | 4 | 14 | .001232259 |
| F1 | 9,441,427 | 0.9976 | 9,464,141 | 2 | 5 | .000610201 |
| L1 | 5,342,306 | 0.9886 | 5,403,911 | 7 | 152 | .001680805 |
| L1 | 5,674,480 | 1.0089 | 5,624,423 | 6 | 37 | .000593329 |
| L1 | 5,222,941 | 1.0089 | 5,176,867 | 6 | 13 | .001308880 |
| L1 | 5,295,060 | 0.9910 | 5,343,148 | 2 | 3 | .002853921 |
| Random Totals: | 320,380,822 | 321,103,238 | 109 | 5,056 | ||
| Catg D1 Exception Values: | 10,182,664 | 9,619,623 | ||||
| Total Test Values (4): | 330,563,486 | 330,722,861 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 16,536,143 |
Confidence Interval Values (5)
| State Lower Limit: | 314,186,718 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 330,563,486 | (Within Confidence Interval) |
| State Upper Limit: | 347,259,004 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 299,318,516 | (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