A researcher wants to estimate the proportion of a population which possesses a given characteristic.A random sample of size 250 is taken and 40% of the sample possesses the characteristic.The 95% confidence interval to estimate the population proportion is ___.
A)0.35 to 0.45
B)0.34 to 0.46
C)0.37 to 0.43
D)0.39 to 0.41
E)0.40 to 0.42

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The Answer of A researcher wants to estimate the proportion of a population which possesses a given characteristic.A random sample of size 250 is taken and 40% of the sample possesses the characteristic.The 95% confidence interval to estimate the population proportion is ___.
A)0.35 to 0.45
B)0.34 to 0.46
C)0.37 to 0.43
D)0.39 to 0.41
E)0.40 to 0.42

A Researcher Wants to Estimate the Proportion of a Population