2008 Confidence Interval Detail
161/McLennan
161-920/China Spring ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 61,369,869 | 0.9462 | 64,859,299 | 39 | 630 | .010295335 |
| A | 89,684,275 | 0.9837 | 91,170,352 | 68 | 656 | .004826597 |
| A | 97,185,414 | 0.9701 | 100,180,821 | 51 | 534 | .005768413 |
| A | 105,909,343 | 1.0232 | 103,507,958 | 17 | 344 | .007182925 |
| B | 14,167,540 | 0.9870 | 14,354,144 | 14 | 92 | .000889175 |
| B | 1,947,930 | 1.0032 | 1,941,717 | 9 | 10 | .000368928 |
| D3 | 107,538,590 | 0.9450 | 113,797,450 | 28 | 1,810 | .035642350 |
| Random Totals: | 477,802,961 | 489,811,741 | 226 | 4,076 | ||
| Catg D1 Exception Values: | 2,839,053 | 2,263,146 | ||||
| Catg B Exception Values: | 8,582,504 | 8,485,000 | ||||
| Total Test Values (4): | 489,224,518 | 500,559,887 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 25,027,994 |
Confidence Interval Values (5)
| State Lower Limit: | 475,531,893 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 489,224,518 | (Within Confidence Interval) |
| State Upper Limit: | 525,587,881 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 487,577,074 | (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