taxes Property Tax Assistance

2024 Confidence Interval Detail

Collin County
043-914/Wylie ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 2,517,315,314 0.9876 2,548,921,946 100 7,019 0.003566212
A 3 2,635,184,602 0.9905 2,660,458,962 97 5,908 0.002233417
A 4 2,632,994,493 0.9928 2,652,089,538 98 4,822 0.002324475
A 5 3,073,773,400 0.9833 3,125,977,220 100 4,392 0.006653617
B 2 141,210,256 0.9500 148,642,375 13 226 0.008774078
B 3 125,632,693 1.2901 97,382,135 2 3 0.000896073
B 4 239,703,920 1.0017 239,297,115 3 4 0.023486304
F1 2 220,095,181 0.9937 221,490,572 10 247 0.024926926
F1 3 242,520,798 1.0510 230,752,424 10 107 0.028347860
F1 4 307,428,204 1.0110 304,083,288 9 71 0.028744869
F1 5 268,875,732 1.0924 246,133,039 7 23 0.015617934
L1 2 76,885,393 1.0865 70,764,283 12 406 0.023076436
L1 3 81,709,671 1.0112 80,804,659 10 61 0.003283204
L1 4 90,833,434 1.0302 88,170,679 6 12 0.004866996
Random Totals: 12,654,163,091 12,714,968,235 477 23,301
CATG B EXCEPTION VALUES: 74,908,038 69,794,214
CATG D1 EXCEPTION VALUES: 287,501 189,629
CATG L1 EXCEPTION VALUES: 59,174,813 56,715,965
Total Test Values 12,788,533,443 12,841,668,043

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 642,083,402

Confidence Interval Values(5)

Local Test Value: 12,788,533,443 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 12,199,584,641 (State Test Value minus Margin of Error Percent)
State Upper Limit: 13,483,751,445 (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