A number is selected at random from the numbers 3,5,5,7,7,7,9,9,9;9;the prabability that the selected number is their average is
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3+5+5+7+7+7+9+9+9+9/10
70/10=7
average no. is 7
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average of no. = sum of no./total no.
= 3+5+5+7+7+7+9+9+9+9/10
=70/10= 7
7 has come 3 times in the following no.s
p(average)= 3 /10
here is ur answer dear
= 3+5+5+7+7+7+9+9+9+9/10
=70/10= 7
7 has come 3 times in the following no.s
p(average)= 3 /10
here is ur answer dear
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