Previous Problem Problem List Next Problem (8 points) Buying the best: Sara is researching phones and decides to create a weighted average to determine the 'best' She uses the following weights: 50% battery life, 30% cost, and 20% camera. She finds the following ratings out of 10 for each category on the Internet. Brand Battery Cost Camera Rating iPhone 6 7 8 Samsung 4 6 Motorola 7 9 10 Compute the overall rating for each of the phones in the table. Express your answers rounded to the nearest tenth Based on the ratings that you computed, which phone is the 'best'? ? Note: You can earn partial credit on this problem. Show: CorrectAnswers Preview My Answers Check Answers Show me another