QUESTION (
In a survey of trucks travelling from Durban to Pietermaritzburg, the average speeds of some
Bucks were recorded by the Traffe Department. The histogram below represents the average
speeds of the bucks that were surveyed.
Speed (M/N)
1.1 Use the histogram above to complete the frequency table on the diagram sheet
in annexure 3.1
1.2 How many trucks had their average speeds recorded?
1.3 What was the modal speed range?
4 Use the frequency table to estimate the mean average speed of the trucks
(2)
use the histogram above to complete a frequency table under diagram seeds in annexure ​