Chapter 11 Question 5 A Sports Club is a haven For fitness lovers of all ages Offering a range of sports To cater to all stages. The manager got curious one day Does age affect the choice of sport they play? He collected the data on all the 800 members To create a chart by age, And to conduct a test of independence It can take many a page! With a 95% confidence level, provide him with a solution To his quandary about the age-sports relation!   Observed Frequencies Sport 18-25 26-30 31-40 41+ racquetball 52 55 36 27 tennis 65 63 38 45 swimming 70 60 54 47 badminton 44 52 52 40

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A:

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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.