54.If the mean of the observations x,x + 3, x + 5;X +7,x + 10 is 9, Fi

1.	54.If the mean of the observations x,x + 3, x + 5;X +7,x + 10 is 9, Find mean oflast three numbers.* +, 5;
Answer» Answer: Step-by-step EXPLANATION: If the mean of the observation X, x+3, x+5, x+7 and x+10 is 9, then mean of the LAST three OBSERVATIONS is x, x+3, x+7 and x+10 is 9, the mean of last three observations is 1113

54.If the mean of the observations x,x + 3, x + 5;X +7,x + 10 is 9, Find mean oflast three numbers.* +, 5;

Answer»

Answer:

Step-by-step EXPLANATION:

If the mean of the observation X, x+3, x+5, x+7 and x+10 is 9, then mean of the LAST three OBSERVATIONS is x, x+3, x+7 and x+10 is 9, the mean of last three observations is 1113

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54.If the mean of the observations x,x + 3, x + 5;X +7,x + 10 is 9, Find mean oflast three numbers.* +, 5;​

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54.If the mean of the observations x,x + 3, x + 5;X +7,x + 10 is 9, Find mean oflast three numbers.* +, 5;