Teenage drivers An insurance company checks policerecords on 582 accidents selected at random and notesthat teenagers were at the wheel in 91 of them.a) Create a 95% confidence interval for the percentage ofall auto accidents that involve teenage drivers.b) Explain what your interval means.c) Explain what “95% confidence” means. d) A politician urging tighter restrictions on drivers’licenses issued to teens says, “In one of every five autoaccidents, a teenager is behind the wheel.” Does your confidence interval support or contradict this state-ment? Explain.

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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.