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# NAR HANDBOOK 2018 -2010 Question One mpany vehicl The data below shows the mileages recorded for a sample of 40 company vehicles during one lass (

Mean Mileage, Standard deviation, Histogram modal mileage, Cumulative frequency ogive and median mileage. Maths

NAR HANDBOOK2018 -2010Question Onempany vehiclThe data below shows the mileages recorded for a sample of 40 company vehicles during onelass ( MileagFrequent100 < 140140 < 150150 160160 180a ) Calculate the mean mileage of the vehicles over the weeCalculate the standard deviation for the mileage of the vehicles over the week( ) Provide a histogram of the data and use it to identify the modal mileage of the vehicles overthe weekd ) Draw a cumulative frequency give of the data and calculate the median mileage of thevehicles over the weekCalculate the coefficient of skewness for the mileage data , and explain what this showsabout the sample