taxes Property Tax Assistance

2018 Confidence Interval Detail

043/Collin
043-907/McKinney ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,186,584,429 0.9609 2,275,558,777 250 9451 0.010810357
A 2,819,208,928 0.9883 2,852,584,163 255 9346 0.004025626
A 2,897,830,190 0.9877 2,933,917,374 249 7455 0.005576395
A 3,005,797,919 0.9856 3,049,713,798 220 5090 0.005236727
B 209,686,511 0.7064 296,838,209 8 28 0.057834711
B 205,934,542 0.8737 235,703,951 6 8 0.009701645
B 257,390,440 0.9076 283,594,579 5 7 0.002740058
B 287,829,418 1.0704 268,898,933 2 5 0.000158172
E 351,035,024 0.9794 358,418,444 16 1078 0.008776371
F1 457,006,393 0.8168 559,508,317 10 475 0.064550432
F1 482,088,092 0.9973 483,393,254 9 181 0.002738140
F1 456,326,902 0.9577 476,482,095 9 63 0.012097670
F1 533,536,008 0.9644 553,231,033 7 29 0.004035281
L1 239,931,442 1.0449 229,621,439 10 789 0.005604270
L1 260,366,590 0.9490 274,358,894 9 92 0.003472768
L1 213,963,964 0.9978 214,435,723 7 18 0.005964482
Random Totals: 14,864,516,792 15,346,258,983 1,072 34,115
CATG D1 EXCEPTION VALUES: 4,336,802 3,440,427
CATG L1 EXCEPTION VALUES: 239,137,218 249,776,996
Total Test Values(2) 15,107,990,812 15,599,476,406

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 779,973,820

Confidence Interval Values(5)

Local Test Value: 15,107,990,812 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 14,819,502,586 (State Test Value minus Margin of Error Percent)
State Upper Limit: 16,379,450,226 (State Test Value plus Margin of Error Percent)

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