2009 Confidence Interval Detail
096/Hall
096-904/Memphis ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,396,730 | 0.9750 | 8,612,031 | 11 | 483 | .010297258 |
| A | 8,367,470 | 1.0110 | 8,276,429 | 11 | 248 | .016775910 |
| A | 8,554,890 | 0.9941 | 8,605,663 | 10 | 171 | .005070902 |
| A | 8,828,070 | 1.0641 | 8,296,279 | 10 | 98 | .005664875 |
| D3 | 9,893,000 | 1.1363 | 8,706,328 | 20 | 2,352 | .046393197 |
| F1 | 2,115,740 | 1.0556 | 2,004,301 | 7 | 88 | .021798578 |
| F1 | 2,135,070 | 0.9847 | 2,168,244 | 8 | 20 | .024085997 |
| F1 | 1,572,640 | 0.9645 | 1,630,524 | 6 | 6 | .005228620 |
| L1 | 2,685,000 | 0.9739 | 2,756,957 | 7 | 99 | .010230880 |
| L1 | 2,082,610 | 1.0015 | 2,079,491 | 5 | 20 | .003839713 |
| L1 | 1,304,120 | 1.0003 | 1,303,729 | 4 | 5 | .009284791 |
| Random Totals: | 55,935,340 | 54,439,976 | 99 | 3,590 | ||
| Catg J Exception Values: | 9,363,614 | 9,668,483 | ||||
| Catg D1 Exception Values: | 41,929,000 | 43,623,912 | ||||
| Catg F1 Exception Values: | 1,634,080 | 1,882,369 | ||||
| Catg L1 Exception Values: | 1,318,430 | 1,235,896 | ||||
| Total Test Values (4): | 110,180,464 | 110,850,636 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 5,542,532 |
Confidence Interval Values (5)
| State Lower Limit: | 105,308,104 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 110,180,464 | (Within Confidence Interval) |
| State Upper Limit: | 116,393,168 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 114,990,317 | (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