Social networking is becoming more and more popular around the world. Pew Research Center used a survey of adults in several countries to determine the percentage of adults who use social networking sites. The result for surveys in Great Britain, Israel, Russia, and United States are as follows:   Use Social                                                   Country Networking               Great Britain     Israel      Russia      US   Yes                                   344                 265         301         500 No                                    456                 235         399         500       State the null and the alternative hypotheses to test whether the proportion of adults using social networking sties is equal for all four countries. Compute the test statistic.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.