Question

Find out the Meon, Median & Mode for the following grup data by using Method step devition method. CT F $ 10-25 25-40 40-55 SS-70 70-85 85-100 S 2 3 7 6 6 6

.​

Answer 1

Mean

Step-by-step explanation:

class interval fi xi fixi

10-25 2 17.5 35

25-40 3 32.5 97.5

40-55 7 47.5 332.5

10-25 6 62.5 375

10-25 6 77.5 465

10-25 6 92.5 555

total fi = 30

total fixi = 1860

now ,

mean = 62