Samuel Morse the inventor of Morse code, claimed that the letter E is the most commonly used
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Question:
Samuel Morse the inventor of Morse code, claimed that the letter E is the most commonly used letter. He claimed that the population proportion, p, for E is .12 or 12 %.
Our sample showed 118 Es out of 876 randomly chosen letters from a modern- day books. Find a 95% confidence interval for the proportion of Es in the book and write a clear interpretation.
Related Book For
Auditing and Assurance services an integrated approach
ISBN: 978-0132575959
14th Edition
Authors: Alvin a. arens, Randal j. elder, Mark s. Beasley
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