You Have Two Light Bulbs The Life Length Of Each Bulb In Hours Is A Continuous Random Variable X S2e 2x X 0 With Pdf F 1 (41.55 KiB) Viewed 162 times
You Have Two Light Bulbs The Life Length Of Each Bulb In Hours Is A Continuous Random Variable X S2e 2x X 0 With Pdf F 2 (32.86 KiB) Viewed 162 times
You have two light bulbs. the life length of each bulb in hours is a continuous random variable X ſ2e-2x x>0 with pdf f(x) 0 otherwise The two bulbs are allowed to burn independently of each other. What is the probability that both bulbs will each last at least one hour. {ze Select one: a. 2e-2 b. O c. d. (1 - e-?)?
On average 14.8 people approach the help desk at shopping mall every hour. let X be defined as the number of people who approach the help desk during any hour. what is the probability that 5 or more people approach the help desk in the next half hour. Select one: a. 0.1395 b. 0.8605 c. 0.0519 d. 0.9596
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