he lifespan (L) of each of 2000 valves is measured and given Calculate the probability that the lifespan of a valve is more than 800 hours Lifespan (hours) L>= 1000 800 L < 1000 600 L < 800 400 < L < 600 L < 400 a. O O C. 0.215 b. 0.3195 0.9438 d. 0.5805 Number 119 520 931 230 200

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he lifespan (L) of each of 2000 valves is
measured and given Calculate the probability
that the lifespan of a valve is more than 800
hours
Lifespan (hours)
L>= 1000
800 L < 1000
600
L < 800
400 < L < 600
L < 400
a.
O
O C.
0.215
b. 0.3195
0.9438
d. 0.5805
Number
119
520
931
230
200
Transcribed Image Text:he lifespan (L) of each of 2000 valves is measured and given Calculate the probability that the lifespan of a valve is more than 800 hours Lifespan (hours) L>= 1000 800 L < 1000 600 L < 800 400 < L < 600 L < 400 a. O O C. 0.215 b. 0.3195 0.9438 d. 0.5805 Number 119 520 931 230 200
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