1.

for what value of k is the mode of the following data 9? 3,5,6,3,6,9,7,8,5,9,k,4. if 3 is added to each element of the above data find the new mode.​

Answer»

Step-by-step explanation:

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GIVEN : The MODE of the following data ( 5 , 6 , 3 , 6 , 9 , 7 , 8 , 5 , 9 , k , 3 , 4 ) = 9

We know " Mode is the value ( number) that appears the most. " And we can have more than 1 mode .

So here , 3 , 5 , 6 and 9 appears TWICE . So get mode of given data = 9 We get k = 9

As : mode of ( 5 , 6 , 3 , 6 , 9 , 7 , 8 , 5 , 9 , 9 , 3 , 4 ) = 9 ( Here " 9 " appears the most )

Therefore,

k = 9 ( ANS )

Now we add 3 in each ELEMENT and get ( 8 , 9 , 6 , 9 , 12 , 10 , 11 , 8 , 12 , 12 , 6 , 7 ) , So

( Here " 12 " appears the most ) , Then

New mode = 12 ( Ans )



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