Mean and standard deviation from the following
P observations of ma... VIDEO
Mean and standard deviation from the following
P observations of marks of 5 students of a tutorial
W group (marks out of 25) 8, 12,13, 15, 22 are respectively
(1) \( 14,4.604 \)
(2) \( 15,4.604 \)
(3) \( 14,5.604 \)
(4) None of these
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