2007 Confidence Interval Detail
040/Cochran
040-901/Morton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,858,629 | 1.1199 | 3,445,512 | 10 | 349 | .038266507 |
| A | 3,848,890 | 0.9359 | 4,112,501 | 9 | 155 | .013999628 |
| A | 3,829,463 | 0.9800 | 3,907,615 | 10 | 90 | .055046854 |
| A | 3,843,940 | 0.9338 | 4,116,449 | 8 | 55 | .011974357 |
| D3 | 5,175,740 | 0.9397 | 5,507,864 | 19 | 1,131 | .134259183 |
| G1 | 3,211,496 | 1.0745 | 2,988,828 | 6 | 26 | .036253347 |
| L1 | 1,118,247 | 0.9793 | 1,141,884 | 6 | 37 | .001011381 |
| L1 | 1,149,633 | 1.1279 | 1,019,269 | 5 | 9 | .019273142 |
| L1 | 1,139,418 | 0.9942 | 1,146,065 | 3 | 4 | .000055558 |
| Random Totals: | 27,175,456 | 27,385,987 | 76 | 1,856 | ||
| Catg D1 Exception Values: | 23,506,800 | 33,214,469 | ||||
| Catg G1 Exception Values: | 4,531,089 | 4,743,387 | ||||
| Catg L1 Exception Values: | 673,220 | 665,086 | ||||
| Total Test Values (4): | 55,886,565 | 66,008,929 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,300,446 |
Confidence Interval Values (5)
| Local Test Value: | 55,886,565 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 62,708,483 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 69,309,375 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 68,768,859 | (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