Question

Which of the following is true for a median?

		A median is only meaningful for interval or ordinal data and not for ratio data.
		Median can be calculated no matter how the data is arranged.
		Medians are affected by outliers.
		For an even number of observations, the median is the mean of the two middle numbers.

Answer 1

solution :

mediain :

The median is the value separating the higher half from the lower half of a data sample.

In the event that the quantity of perceptions is odd, the number amidst the rundown is the middle. This can be found by taking the estimation of the (n+1)/2 - th term, where n is the quantity of perceptions. Else, if the quantity of perceptions is even, at that point the middle is the straightforward normal of the center two numbers.

yes,

For an even number of observations, the median is the mean of the two middle numbers.