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the mean of observation 18,14,15,19,15,a,12,15,16,is 16 . find the value of a . also find the median don't white.​

Respuesta :

The value of a is 16
buthainatarik
The mean and median of a data are 14 and 15 respectively. The value of mode is
A
16
B
17
C
13
D
18
Answer
Correct option is
B
17
Given that mean =14 and median =15
We know that mode=3median−2mean

⟹mode=3(15)−2(14)=45−28=17

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