A train travelled from Lancaster to Preston. The times, to the nearest minute, it took for the
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A train travelled from Lancaster to Preston. The times, to the nearest minute, it took for the journey were recorded over a certain period. The times are shown in the table. Time for journey (minutes) 15-16 17-18 19-20 21-22 Frequency 5 10 35 10 Calculate the 5% to 95% interpercentile range.
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Related Book For 
Edexcel As And A Level Modular Mathematics Statistics 1
ISBN: 978-0435519124
1st Edition
Authors: Keith Pledger Et Al
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