Lexie wants to know the proportion of shoppers at Lakeline Mall who are 25 years old or younger. She takes a random sample of 300 shoppers at Lakeline Mall and sees that 189 of them were 25 years old or younger. Let p represent the proportion of shoppers at Lakeline Mall that are 25 years old or younger. Identify the population and the sample in this study.        Population = the 300 shoppers selected; Sample = all of the shoppers at this mall.       Population = all of the shoppers at this mall; Sample = the number of people 25 years old or less.       Population = all of the shoppers at this mall; Sample = the 300 shoppers selected.       Population = the 300 shoppers selected; Sample = the number of people 25 years old or less.

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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.