Answer:
Standard Error of the Mean = σ/√N = 
Explanation:
SEM is calculated by taking the standard deviation and dividing it by the square root of the sample size.
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A motorcycle goes 120 km in 3 l of petrol. How long will it go in 6 l of petrol?
Total kilometres covered ÷ number of litres of petrol used. So 40kmpl is your bikes average fuel consumption for a litre of petrol. 600 ÷ 40 = 15 litres . Therefore , you require 15 litres of petrol to travel a distance of 600 kilometres.
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Galileo's observations of Jupiter's orbiting moons showed that there were other centers of motion in the universe. Galileo's most crucial observation was the observation of Venus