Ellier20viz
Answered

What is the variance of the following numbers if treated as data from a population? 10, 39, 71, 42, 39, 76, 38, 25 *

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Meiasvlog084viz

VARIANCE OF 10, 39, 71, 42, 39, 76, 38, 25;

MEAN= 42.5

10+39+71+42+39+76+38+25= 340

340÷8= 42.5

MEDIAN=39

10,25,38,39,39,42,71,76

(39+39)÷2=39

MODE=39

RANGE=66

76-10=66

STANDARD DEVIATION=20.78

VARIANCE=

S=20.78

S²=431.92