An environmentalist wants to find out the fraction of oil tankers that have spills each month. Step 2 of 2 :   Suppose a sample of 273273 tankers is drawn. Of these ships, 194194 did not have spills. Using the data, construct the 85%85% confidence interval for the population proportion of oil tankers that have spills each month. Round your answers to three decimal places.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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An environmentalist wants to find out the fraction of oil tankers that have spills each month.

Step 2 of 2 :  

Suppose a sample of 273273 tankers is drawn. Of these ships, 194194 did not have spills. Using the data, construct the 85%85% confidence interval for the population proportion of oil tankers that have spills each month. Round your answers to three decimal places.

 
 
 
 
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