. The UCLA Center for Communication Policy found that 72.3% of Americans used the Internet in 2001 and 71.1% used the Internet in 2002. You want to estimate the change in the proportion of all Americans who used the Internet in these two years. Assume that the samples were independently and randomly selected and that the sample size was 1006 in both years. a. Check whether the three conditions for computing a condence interval are met in this case. b. Regardless of your answer to part a, compute the 95% confidence interval for this situation. c. Interpret this condence interval. Make it exactly clear as to what it is that you are 95% sure is in the confidence interval