Juan wants to estimate the percentage of people who own a tablet computer. He surveys 150 individuals and finds that 81 own a tablet computer.

Find the margin of error for the confidence interval for the population proportion with a 90% confidence level.

z0.10	z0.05	z0.025	z0.01	z0.005
1.282	1.645	1.960	2.326	2.576

Use the table of common z-scores above.

• Round the final answer to three decimal places.