Answered: Find the 90 % confidence interval for…

Find the 90 % confidence interval for the true proportion, π of all Johannesburg street vendors who believe that local by-laws still hamper their trading

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

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A recent survey amongst 240 randomly selected street vendors in Johannesburg showed that 84 of them felt that local by-laws still hampered their trading.

Find the 90 % confidence interval for the true proportion, π of all Johannesburg street vendors who believe that local by-laws still hamper their trading.

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