2008 Confidence Interval Detail
043/Collin
043-905/Frisco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,000,512,074 | 0.9845 | 2,032,008,201 | 74 | 11,522 | .002039185 |
| A | 1,764,886,008 | 0.9845 | 1,792,672,431 | 74 | 7,710 | .003954416 |
| A | 1,495,363,119 | 0.9901 | 1,510,315,240 | 74 | 4,905 | .005583705 |
| A | 1,618,939,613 | 0.9696 | 1,669,698,446 | 73 | 2,284 | .017023966 |
| B | 126,948,532 | 0.9859 | 128,764,106 | 17 | 354 | .003372360 |
| B | 214,592,505 | 0.9825 | 218,414,763 | 4 | 11 | .003098955 |
| B | 294,954,312 | 1.0057 | 293,282,601 | 4 | 10 | .001797482 |
| B | 143,102,285 | 1.0405 | 137,532,230 | 2 | 3 | .000949217 |
| C | 66,866,852 | 0.8975 | 74,503,456 | 9 | 499 | .067264895 |
| C | 55,490,686 | 0.9913 | 55,977,692 | 7 | 78 | .001894307 |
| C | 52,107,920 | 0.9353 | 55,712,520 | 6 | 42 | .011916631 |
| C | 55,456,490 | 0.9722 | 57,042,265 | 5 | 26 | .003867631 |
| D3 | 345,068,264 | 1.1889 | 290,241,622 | 10 | 738 | .111168648 |
| F1 | 555,447,273 | 1.0455 | 531,274,293 | 7 | 268 | .016775666 |
| F1 | 668,905,971 | 0.9685 | 690,661,818 | 6 | 82 | .000995253 |
| F1 | 714,833,204 | 1.0191 | 701,435,781 | 6 | 33 | .003416876 |
| F1 | 686,769,773 | 1.0098 | 680,104,746 | 4 | 10 | .003734820 |
| L1 | 145,517,997 | 0.9019 | 161,346,044 | 7 | 798 | .059711280 |
| L1 | 156,760,393 | 0.9017 | 173,849,831 | 7 | 125 | .066148119 |
| L1 | 142,597,412 | 0.9365 | 152,266,324 | 5 | 27 | .018176482 |
| L1 | 176,845,727 | 1.0355 | 170,782,933 | 3 | 9 | .003442982 |
| Random Totals: | 11,481,966,410 | 11,577,887,343 | 404 | 29,534 | ||
| Catg D1 Exception Values: | 1,620,376 | 1,737,453 | ||||
| Total Test Values (4): | 11,483,586,786 | 11,579,624,796 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 578,981,240 |
Confidence Interval Values (5)
| State Lower Limit: | 11,000,643,556 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 11,483,586,786 | (Within Confidence Interval) |
| State Upper Limit: | 12,158,606,036 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 11,133,737,616 | (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