Our board of ed wishes to gauge support of local residents for a new property tax valuation levy for the schools, which is being voted on in an upcoming election. They send out a brief survey to a random sample of residents. Let p represent the proportion of residents who support the idea of a property tax levy. How large a sample n would you need to estimate p with margin of error 0.07 with 95% confidence? (Assume that you don't know anything about the value of p.) Work sheet # 3: Show your work for calculating this sample size O 256 O 139 O 196 O 271 O 385 502

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Our board of ed wishes to gauge support of local residents for a new property tax valuation levy for
the schools, which is being voted on in an upcoming election. They send out a brief survey to a
random sample of residents. Let p represent the proportion of residents who support the idea of a
property tax levy.
How large a sample n would you need to estimate p with margin of error 0.07 with 95%
confidence? (Assume that you don't know anything about the value of p.)
Work sheet # 3: Show your work for calculating this sample size
O 256
O 139
196
O 271
385
O 502
Transcribed Image Text:Our board of ed wishes to gauge support of local residents for a new property tax valuation levy for the schools, which is being voted on in an upcoming election. They send out a brief survey to a random sample of residents. Let p represent the proportion of residents who support the idea of a property tax levy. How large a sample n would you need to estimate p with margin of error 0.07 with 95% confidence? (Assume that you don't know anything about the value of p.) Work sheet # 3: Show your work for calculating this sample size O 256 O 139 196 O 271 385 O 502
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