1MathematicsMedium
f1x12 + f2x22 + —————+ fxx42=________?
AΣmi=1 ƒ ixi2
BΣpi=1 ƒ ixi2
CΣni-1 ƒ ixi2
DΣu1=1 ƒ ixi2
Correct answer
D. Σu1=1 ƒ ixi2
Explanation
The correct answer is Σu1=1 ƒ ixi2.
Correct answer
D. Σu1=1 ƒ ixi2
Explanation
The correct answer is Σu1=1 ƒ ixi2.
In Chain base method, the base period is ________?
The mode of the data 2,4,6,6,6,8 is ________?
A cumulative frequency distribution is graphically represented by________?
The standard deviation is affected by the value of every________?
There are ________ probability sampling?
Quartiles, deciles are located from an ogive in a way________?