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091/Grayson
2016 Confidence Interval Detail
091/Grayson
091-913/Pottsboro ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 125,529,804 | 1.0097 | 124,323,863 | 43 | 1,588 | .002235788 |
| A | 132,159,144 | 0.9997 | 132,198,804 | 25 | 865 | .002540819 |
| A | 167,217,244 | 0.9995 | 167,300,894 | 41 | 704 | .002345487 |
| A | 163,048,148 | 0.9901 | 164,678,465 | 22 | 366 | .003555699 |
| E | 91,234,090 | 1.0610 | 85,988,775 | 14 | 658 | .022872075 |
| F1 | 17,390,964 | 0.8968 | 19,392,244 | 9 | 121 | .035900945 |
| F1 | 18,426,565 | 0.7991 | 23,059,148 | 9 | 33 | .072620912 |
| F1 | 13,024,364 | 0.8465 | 15,386,136 | 7 | 7 | .031072117 |
| F1 | 22,399,989 | 1.0359 | 21,623,698 | 2 | 5 | .001333754 |
| G1 | 6,490,532 | 1.0091 | 6,432,001 | 8 | 27 | .009192407 |
| G1 | 6,472,468 | 1.0006 | 6,468,587 | 5 | 11 | .014358165 |
| G1 | 7,624,471 | 1.0425 | 7,313,641 | 4 | 6 | .006372232 |
| Random Totals: | 771,017,783 | 774,166,256 | 189 | 4,391 | ||
| Catg D1 Exception Values: | 2,228,473 | 1,705,228 | ||||
| Catg G1 Exception Values: | 11,986,878 | 11,697,139 | ||||
| Total Test Values (4): | 785,233,134 | 787,568,623 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 39,378,431 |
Confidence Interval Values (5)
| State Lower Limit: | 748,190,192 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 785,233,134 | (Within Confidence Interval) |
| State Upper Limit: | 826,947,054 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 818,825,232 | (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