721StatisticsMedium
E(x1 – x2)= ________?
A6×2 – x2
Bu1 – u2
Cux – x2
D6x – x2
Correct answer
B. u1 – u2
Explanation
The correct answer is u1 – u2.
MCQs
Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.
Correct answer
B. u1 – u2
Explanation
The correct answer is u1 – u2.
Correct answer
A. Observation
Explanation
The correct answer is Observation.
Correct answer
D. 6
Explanation
The correct answer is 6.
Correct answer
C. Symmetrical
Explanation
The correct answer is Symmetrical.