Refer back to Example 9.8, page 436. Another sample is taken to estimate the proportion of convertibles.

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Refer back to Example 9.8, page 436. Another sample is taken to estimate the proportion of convertibles. Results are n = 400 and x = 92 Find:
a. the estimate for the standard error.
b. the 95% confidence interval.

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Elementary Statistics

ISBN: 9780538733502

11th Edition

Authors: Robert R. Johnson, Patricia J. Kuby

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Question Posted: Aug 28, 2015 03:38 AM

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Refer back to Example 9.8, page 436. Another sample is taken to estimate the proportion of convertibles.

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a 002104 b Step 1 The proportion of convertibles driven by students Step 2 a The sample was ...View the full answer

Elementary Statistics

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