A political candidate is told by his polling organization that a 90% confidence interval for the proportion of voters who support his candidacy is 0.49 ± 0.05. What are the point estimate and margin of error for this interval? Point estimate = 0.44; margin of error = 0.05 Point estimate = 0.49; margin of error = 0.10 Point estimate = 0.44; margin of error = 0.10 Point estimate = 0.49; margin of error = 0.05 a d.

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A political candidate is told by his polling organization that a 90% confidence interval for the
proportion of voters who support his candidacy is 0.49 + 0.05. What are the point estimate
and margin of error for this interval?
Point estimate = 0.44; margin of error = 0.05
Point estimate = 0.49; margin of error = 0.10
Point estimate = 0.44; margin of error = 0.10
Point estimate = 0.49; margin of error = 0.05
a
b
d.
Transcribed Image Text:A political candidate is told by his polling organization that a 90% confidence interval for the proportion of voters who support his candidacy is 0.49 + 0.05. What are the point estimate and margin of error for this interval? Point estimate = 0.44; margin of error = 0.05 Point estimate = 0.49; margin of error = 0.10 Point estimate = 0.44; margin of error = 0.10 Point estimate = 0.49; margin of error = 0.05 a b d.
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