the mean of observations 18, 14,15,19 , 15 ,a ,12, 15 and 16 is 16. find the value of a. Then find the median and mode.​

the mean of observations 18, 14,15,19 , 15 ,a ,12, 15 and 16 is 16. find the value of a. Then find the median and mode.​

2 thoughts on “the mean of observations 18, 14,15,19 , 15 ,a ,12, 15 and 16 is 16. find the value of a. Then find the median and mode.​”

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