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210/Shelby
2017 Confidence Interval Detail
210/Shelby
210-901/Center ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 36,758,919 | 0.8116 | 45,291,916 | 15 | 1,038 | .132906842 |
| A | 38,066,779 | 0.9073 | 41,956,110 | 12 | 536 | .035513880 |
| A | 38,070,271 | 0.9704 | 39,231,524 | 13 | 320 | .024190064 |
| A | 36,964,090 | 0.9862 | 37,481,332 | 14 | 171 | .030886398 |
| E | 95,059,282 | 0.8461 | 112,349,937 | 17 | 1,281 | .030326983 |
| F1 | 25,390,180 | 0.9797 | 25,916,280 | 11 | 261 | .016590890 |
| F1 | 27,259,670 | 0.9488 | 28,730,681 | 11 | 114 | .002733740 |
| F1 | 28,559,838 | 0.8841 | 32,303,855 | 9 | 46 | .048739073 |
| F1 | 21,942,610 | 0.7977 | 27,507,346 | 6 | 10 | .018738440 |
| G1 | 10,957,218 | 0.9894 | 11,074,609 | 9 | 73 | .002079086 |
| G1 | 11,403,829 | 1.0139 | 11,247,489 | 5 | 10 | .010442029 |
| G1 | 15,062,877 | 0.9157 | 16,449,576 | 3 | 4 | .023733690 |
| L1 | 9,811,410 | 0.8891 | 11,035,215 | 10 | 174 | .076546379 |
| L1 | 11,585,550 | 0.9422 | 12,296,275 | 11 | 45 | .043443886 |
| L1 | 9,952,010 | 0.9734 | 10,223,968 | 6 | 14 | .001086727 |
| L1 | 8,589,020 | 0.9388 | 9,148,935 | 2 | 3 | .011111098 |
| Random Totals: | 425,433,553 | 472,245,048 | 154 | 4,100 | ||
| Catg J Exception Values: | 3,762,770 | 3,435,106 | ||||
| Catg D1 Exception Values: | 18,778,234 | 19,069,801 | ||||
| Catg G1 Exception Values: | 5,615,502 | 5,543,731 | ||||
| Total Test Values (4): | 453,590,059 | 500,293,686 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 25,014,684 |
Confidence Interval Values (5)
| Local Test Value: | 453,590,059 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 475,279,002 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 525,308,370 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 545,174,887 | (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, D2, E, 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