VSSN Transport Company determined that the distance travelled per truck per year is normally distributed, with a mean of

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VSSN Transport Company determined that the distance travelled per truck per year is normally distributed, with a mean of

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Vssn Transport Company Determined That The Distance Travelled Per Truck Per Year Is Normally Distributed With A Mean Of 1
Vssn Transport Company Determined That The Distance Travelled Per Truck Per Year Is Normally Distributed With A Mean Of 1 (14.47 KiB) Viewed 32 times
VSSN Transport Company determined that the distance travelled per truck per year is normally distributed, with a mean of 50.0 thousand miles and a standard deviation of 12.0 thousand milles. a. What proportion of trucks can be expected to travel between 34.0 and 50.0 thousand miles in the year? b. What percentage of trucks can be expected to travel either below 30.0 or above 60.0 thousand miles in the year? [5 Marks] c. How many miles will be travelled by at least 80% of the trucks?
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