13 Gaming and Gamers Although there have been major debates about the impact of video games on society gaming continues to gain exposure to a wider audience and has become part of the cultural mainstream with about half of all adults having played a video game on a computer TV game console or portable device like a cell phone A survey in 2015 of a random sample of 925 adults who play video games asked Some people use the term gamer to describe themselves as a fan of gaming or a frequent game player Do you think the term gamer describes you well or not Of the 925 adults in the sample 185 described themselves as gamers 1 a Give the 95 large sample confidence interval for the proportion p of all adults that play video games who would describe themselves as gamers Be sure to verify that the sample size is large enough to use the large sample confidence interval b Give the plus four 95 confidence interval for p If you express the two intervals in percents rounded to the nearest 10th of a percent how do they differ The plus four interval always pulls the results away from 0 1000 whichever is closer