To find out approximately how many hours its residents are spending playing cards at a senior retirement home, the recreation director conducts a random survey. The table below shows the number of hours per week these randomly selected seniors play cards. Hours Seniors Play Cards Senior Citizen Hours Played Joe 12 Mary 3 Bert 5 Frank 9 Elizabeth 11 Janet 4 What is the estimated number of hours all seniors at this retirement home play cards, the population mean, based on the sample and rounded to the nearest whole hour?  a 7 hours b 8 hours c 9 hours d 10 hours

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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.