ashleyp94261 ashleyp94261

25-11-2022
Mathematics

contestada

The time T required to repair a machine is an exponentially distributed random variable with mean 10 hours.
a) What is the probability that a repair takes at least 15 hours given that its duration exceeds 12 hours? b) What is the probability that the combined time to repair two machines is at least 20 hours?

Respuesta :

Otras preguntas

Hilton Inc. sells a product for $51 per unit. The variable cost is $27 per unit, while fixed costs are $71,424. Determine (a) the break-even point in sales unit

does a periodic table indicate the occurrence of elements

URGENT Find the right answer from act III scene IV Lady Capulet talks with Paris about Juliet’s wedding The Capulet’s set up the wedding on Thursday Juliet want

During the revising phase of the writing strategy, why is reading the essay out loud recommended? A. to put together a better outline for the essay B. to improv

Maple Aircraft has issued a convertible bond at 4.75% interest due 2020. The market price of the convertible is 93% of face value (face value is $1,000). The co

how might observations of extant living organisms contribute to the evidence for evolution

Can someone please help me

Different types of waves travel at different speeds. For example, sound waves travel more slowly than light waves. Have you ever been in a big empty room, or in

Suppose that a large mixing tank initially holds 100 gallons of water in which 50 pounds of salt have been dissolved. Another brine solution is pumped into the

(-42.27,4.4) and (2.27,3.1) what is the slope?