Answer 15 fast please Series
frorn median and du Im, 150.
2Ø.140
fMean from Median = 34.28; Coefficient o,' Mean denar,bn = 0.245'
Mean deviation and its coefficient by from tt-w data bdow:
210 2m 225 225 225 235 240 250 270
(Mean Denation = r 76; coefficient cr Deviawn 0074;
are the marks Of the Find devia60n
(Mean = 7 65 marks; of Mean deviation = O. 38'
17. mean dwiatbn fran rnedian and its coettɕnt.
{Mean O. 75 mat'S'
Cantinuous Series
—ate trom the med S'
of students;
140-150 150-1W 160-170
{Mea n
