90 bulbs are selected and their life (in hrs) is recorded in the form of a frequency distribution table Life time : 300 500 700 900 1100 Feequency: 12 14 26 27 11 Find the probability it's life is 1150 hrs
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Answered by
2
Step-by-step explanation:
Total no. of bulls = 90
No.of.Favourable Events = 12 +14+ 26+ 27+11
= 90
P(Bulls with Lifetime 1150 hrs) =
No.of.Favourable Events/No.of Outcomes =90/90= 1
.
.
Answer=1
Answered by
2
Answer:
Total no. of bulls = 90
No.of.Favourable Events = 12 +14+ 26+ 27+11
= 90
P(Bulls with Lifetime 1150 hrs) =
No.of.Favourable Events/No.of Outcomes =90/90= 1
.
.
Answer=1
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