CompuTrade, an online stock-trading service, has over 25,000 clients. To estimate the average number of trades made

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CompuTrade, an online stock-trading service, has over 25,000 clients. To estimate the average number of trades made last month by CompuTrade’s clients, you take a simple random of 250 clients and find the average number of trades in the sample is 45.8, with a sample standard deviation of 12.3. Show the appropriate 95% confidence interval for the population of CompuTrade’s clients.
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Related Book For  book-img-for-question

Understanding Business Statistics

ISBN: 978-1118145258

1st edition

Authors: Stacey Jones, Tim Bergquist, Ned Freed

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