Question

The following data gives the information on the observed lifetimes (in hours) of 225
Termine the modal lifetimes of the components.
01
dectrical components:
0 - 20
20-40
40-60
60-80 80-100 100-120
Hetimes (in hours)
10
35
52
61
38
29
requency​

Answer 1

Answer:

op21.5÷5-1/5 of (20.5-5.5)+0.5×8.5