Life (in Hrs.)
0-20
20-40
40-60
60-80
80-100
100-120
No. of electric bulbs
31
36
38
42
82
71
The following data gives the information on the observed lifetime (in hours) of 225 electrical components: Life time (in hours)0−2020−4040−6060−8080−100100−120Number of components103552613829 Determine the modal lifetimes of the components, given that the modal class is 60-80.
The following data gives the information on the observed lifetimes (in hours) of 225 electrical components: Lifetimes (in hours): 0-20 20-40 40-60 60-80 80-100 100-120 No. of components: 10 35 52 61 38 29 Determine the modal lifetimes of the components.
The following data gives the information on the observed lifetime (in hours) of 225 electrical components: Life time (in hours)0−2020−4040−6060−8080−100100−120Number of components103552613829 Determine the modal lifetime of the components.