On a given trading day, a financial economist randomly examines the stock prices of 500 companies and
Question:
On a given trading day, a financial economist randomly examines the stock prices of 500 companies and discovers that 205 went up and 295 went down.
On this evidence, can he argue that more than 50 % of all the stocks went down in price? Do a 10 % level of significance test.
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Step by Step Answer:
we can perform a hypothesis test to see if theres evidence to suggest that more than 50 of the stock...View the full answer
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Related Book For 
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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