Question

Find the mean and median for this set of data. 254, 345, 232, 278, 397, 198

Answer 1

$\frac{254+45+232+278+397+198}{6} = \frac{1704}{6} =284$ mean
$\frac{254+278}{2} = \frac{532}{2} =266$ median

hope this helps

Answer 2

254254 , 345345 , 232232 , 278278 , 397397 , 198198Arrange the terms in ascending order.198,232,254,278,345,397198,232,254,278,345,397The median is the middle term in the arranged data set. In the case of an even number of terms, the median is the average of the two middle terms.
254+2782254+2782
Remove parentheses.
254+2782254+2782
Reduce the expression by cancelling the common factors.

127+139127+139
Add 127127 and 139139 to get 266266.
266266
Convert the median 266266 to decimal.266