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Question: question 12 5 points saved in a survey of 200...

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QUESTION 12 5 points Saved In a survey of 200 publicly-traded companies, the average price earnings ratio was 18.5 with a standard deviation of 8.2. When testing the hypothesis (at the 5% level of significance) that the average price- earnings ratio has increased from the past value of 16.8, the null and alternative hypotheses would be which of the following? 0 H0: μ = 16.8. HA: μ #16.8 Ho: μ 16.8,HA: μ > 16.8 Hope 16.8,HA: μ < 16.8 HOP-16.8,HA: p #16.8 О НОР = 16.8.HA: p #168 O Ho:P216.8,H4 P <16.8 OH218.5,H<18.5

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