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In a random sample of 196 college students, 117 had part time jobs. Find the margin of error E for the 95% confidence interval used

In a random sample of 196 college students, 117 had part time jobs. Find the margin of error E for the 95% confidence interval used to estimate the population proportion.

a) 0.00241

b) 0.0687

c) 0.120

d) 0.0618

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