statistics.

Age Distribution of Users of Social Networking Sites Between 2008 and 2011, the age distribution of users of social networking sites such as Facebook changed dramatically. In 2008, 70 % of users were 35 years old or younger. In 2011, the age distribution was much more spread out. The table below shows the age distribution of 975 users of social networking sites from a survey reported in June 2011.1 Age 1822 2335 3649 5065 65+ Frequency 156 312 253 195 59 Table 1 Age distribution of users of social networking sites 1Hampton, K., Goulet, L., Rainie, L., and Purcell, K., "Social networking sites and our lives," Pew Research Center, pewresearchcrg, June 16, 2011. (a) Test an assumption that users are equally likely to be in each of the ve age groups. Calculate the chi-square statistic and the p-value. Round your answer for the chisquare statistic to two decimal places, and your answer for the p-value to three decimal places