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We Are Interested in Knowing If the Following Frequency Distribution

Question 140

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We are interested in knowing if the following frequency distribution is normally distributed. The population mean and standard deviation of the data are 600 and 160, respectively. We are interested in knowing if the following frequency distribution is normally distributed. The population mean and standard deviation of the data are 600 and 160, respectively. What are the standard normal z-statistic class limits for the 400 up to 600 class? What are the standard normal z-statistic class limits for the "400 up to 600" class?

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-1.25 up to 0.00
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