Complete parts a through d below using the partially completed one-way ANOVA table shown. Source of Variation SS cdf MS F-ratio Between groups Within groups 797 Total 1,232 47 a. How many different populations are being considered in this analysis? There are 4 different populations. b. Fill in the ANOVA table with the missing values. Source of Variation SS df MS F-ratio P-value Between groups 3 Within groups 797 Total 1,232 47 (Round to three decimal places as needed.)