Question: An analyst is intereseted in testing to determine if the mean of a populaion is 13 or not .The analyst randomly selects a sample of

An analyst is intereseted in testing to determine if the mean of a populaion is 13 or not .The analyst randomly selects a sample of 9 items from the population and gets a sample mean of 14.3, with a sample sandard deviation of 3.4 .He is using an alpha value of .10 to conduct test. Assuming that the population is normally distributed ,what are the observed and critical table values respectively for this problem?

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