Question
Confidence level/ Critical value 0.90 z=1.645 0.95 z=1.960 0.99 z=2.576 In a poll of 1000 randomly selected voters in a local election, 150 voters were
Confidence level/ Critical value
0.90 z=1.645
0.95 z=1.960
0.99 z=2.576
In a poll of 1000 randomly selected voters in a local election, 150 voters were against fire department bond measures.
A. What is the sample proportion p?
B. What is the margin of error m for the 90%
confidence level?
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Accounting Principles
Authors: Jerry J. Weygandt, Donald E. Kieso, Paul D. Kimmel, Barbara Trenholm, Valerie Warren, Lori Novak
7th Canadian Edition Volume 2
1119048478, 978-1119048473
