Heya✌️❤️✌️❤️
the random error in the arithmetic means of 100 observation is x,then random error in the arithmetic mean of 400 observation would be:-
1)4x
2)1/4x
3)2x
4)1/2x
dont spamm❎
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Heya✌️❤️✌️❤️
the random error in the arithmetic means of 100 observation is x,then random error in the arithmetic mean of 400 observation would be:-
1)4x
2)1/4x
3)2x
4)1/2x
dont spamm❎
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according to question ,there are arithmetic.means of 100 is x ,
then 400=4x