If jobs arrive every 15 seconds on average, A = 4 per minute, what is the probability of waiting less than or equal to 30 seconds? a. 0.82 b. 0.86 c. 0.7 d. 0.68

A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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If jobs arrive every 15 seconds on average, A = 4 per
minute, what is the probability of waiting less than or
equal to 30 seconds?
a. 0.82
b. 0.86
c. 0.7
d. 0.68
Transcribed Image Text:If jobs arrive every 15 seconds on average, A = 4 per minute, what is the probability of waiting less than or equal to 30 seconds? a. 0.82 b. 0.86 c. 0.7 d. 0.68
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