If the variance of the combined set of these two observations is 17/9, then the value of n is equal to __________.

Question

Consider the statistics of two sets of observations as follows :

	Size	Mean	Variance
Observation I	10	2	2
Observation II	n	3	1

If the variance of the combined set of these two observations is \(\frac{17}{9},\) then the value of n is equal to __________.

Answer 1

Answer is (5)