Homework 1 LaptopBatteryLife.xIs 4 points Business Weekly publishes reviews and comparisons of laptop battery life after undergoing rigorous testing simulating real life usage. The following data from 2020 shows the battery life (in hours) for samples taken from Apple, Toshiba, Samsung, and Dell laptops. Laptop Brands mglzzill8 a. At the 0.05 level of significance, is there evidence of a significant difference in mean battery life among the different brands? Base your conclusion on the F-test and p-value test. b. If applicable, which laptop brand(s) appears to differ significantly in mean ratings? Specify the corresponding pairs. c. Rank the laptop brands as applicable: place the means into the 1st (best), 2nd and so on place. Please type your work from top to bottom starting from the left margin. MAKE SURE PAGE BREAKS ARE ENABLED. Keep everything visible as I scroll up or down (do not make me scroll right or left). Follow the SAME format as demonstrated in the example and videos shown in the notes. Make your answers to the questions CLEARLY visible