Home
Class 12
MATHS
[" (05) If "sum(i=1)^(18)(x(i)-8)=9" and...

[" (05) If "sum_(i=1)^(18)(x_(i)-8)=9" and "sum_(i=1)^(18)(x_(i)-8)^(2)=45," then the standard deviation of "x_(1),x_(2)......x_(18)" is "],[[" (1) "(4)/(9)," (2) "(4)/(9)," (3) "(3)/(2)," (4) None of these "]]

Promotional Banner

Similar Questions

Explore conceptually related problems

If sum_(i=1)^(18)(x_(i)-8)=9 and sum_(i=1)^(18)(x_(i)-8)^(2)=45 then find the standard deviation of x_1 , x_2, ....,x_(18)

If sum_(i=1)^(18)(x_(i) - 8) = 9 and sum_(i=1)^(18)(x_(i) - 8)^(2) = 45 then find the standard deviation of x_(1), x_(2),….x_(18)

If sum_(i=1)^(9)(x_(i)-5)=9 and sum_(i=1)^(9)(x_(i)-5)^(2)=45 then the standard deviation of the 9 items x_(1),x_(2),......,x_(9) is

If sum_(i=1)^(9)(x_(i)-5)=9andsum_(i=1)^(9)(x_(i)-5)^(2)=45 , then the standard deviation of the 9 items x_(1),x_(2),......,x_(9) is

If sum_(i=1)^(9) (x_(i)-5)=9 " and" sum_(i=1)^(9) (x_(i)-5)^(2)=45 , then the standard deviation of the 9 items x_(1),x_(2),..,x_(9) is

If sum_(i=1)^(9) (x_(i)-5) " and" sum__(i=1)^(9) (x_(i)-5)^(2)=45 , then the standard deviation of the 9 items x_(1),x_(2),..,x_(9) is

If sum_(i=1)^(5) (x_(i) - 6) = 5 and sum_(i=1)^(5)(x_(i)-6)^(2) = 25 , then the standard deviation of observations

If sum_(i=1)^(5) (x_(i) - 6) = 5 and sum_(i=1)^(5)(x_(i)-6)^(2) = 25 , then the standard deviation of observations