Question

Question 5 4 pts For each of the following studies, select the appropriate method of analyzing the data. I am interested in comparing three different battery brands to determine if a different exists in how long, on average, the batteries last. Batteries from Duracell, Energizer, and a generic battery brand were all randomly sampled and tested in a variety of electronic devices. The goal is to compare the average battery life of the three brands and, ideally, rank the brands from best to worst An analysis of variance (One-Way AOV) of a single factor at 3 levels, followed by a Bonferroni analysis of the treatment means, if necessary. O A simple linear regression analysis to predict battery life. O A t-test comparing the population mean battery life of the three brands. O A confidence interval for the mean battery life of the three brands.

Answer 1