The table below shows raw data on air pollutant levels (micrograms of particulate per liter of air)sampled at four different randomly chosen times of day on three different freeways.What test would a statistician probably use? How many total degrees of freedom? How many degrees of freedom for the treatment(s)? How many error degrees of freedom? Explain.Do not do the F-test.
Definitions:
Q5: To test the null hypothesis H0: μ1
Q6: A predictor whose pairwise correlation with Y
Q15: The error term εi in the population
Q21: For this one-factor ANOVA (some information is
Q34: For a chi-square goodness-of-fit test for a
Q42: List differences and similarities between Student's t
Q47: After performing a one-factor ANOVA test,John noticed
Q52: All estimators are biased since sampling error
Q80: The test statistic in an F test
Q132: Based on these regression results,in your judgment