Let `x_(1),x_(2),…x_(n)` be n observations such that `Sigmax_(i)^(2)=500 and Sigmax_(1)=100`. Then, an impossible value of n among the following is

Let x_(1), x_(2),…..,x_(3) be n observations such that Sigmax_(i)^(2)=300 and Sigmax_(1)=90 . Then a possible value of n among the following is

Let x_(1), x_(2),…..,x_(3) be n observations such that Sigmax_(i)^(2)=300 and Sigmax_(1)=90 . Then a possible value of n among the following is

Let x_(1), x_(2), ……., x_(n) be n observations such that sum x_(i)^(2) = 400 and sum x_(i) = 80 . Then a possible value of n among the following is :

Let x_(1), x_(2),…,x_(n) be n observations such that sum x_(i)^(2) = 400 and sum x_(i) = 80 . Then a possible value of n among the following is

Let x_(1),x_(2),......x_(n), bem n observations such that sum x_(i)^(2)=400 and sum x_(i)=80. Then a possible value of n amongthe following is (1)12(2)9(3)18(4)15

Let x_(1), x_(2),….,x_(n) be n observation such that sum(x_(i))^(2)=400 and sumx_(i)=40 , then a possible value of n among the following is

Let x_(1), x_(2),….,x_(n) be n observation such that sum(x_(i))^(2)=400 and sumx_(i)=40 , then a possible value of n among the following is

Let x_(1),x_(2),…..x_(n) be n observations such that sumx_(i)^(2)=400andsumx_(i)=80 . Then a possible value if n among the following is