Mathematics, 11.03.2020 22:47, naocarolina6
Suppose that the useful life of a particular car battery, measured in months, decays with parameter 0.025. We are interested in the life of the battery.
a. Define the random variable. X = .
b. Is X continuous or discrete?
c. X ~
d. On average, how long would you expect one car battery to last?
e. On average, how long would you expect nine car batteries to last, if they are used one after another?
f. Find the probability that a car battery lasts more than 36 months.
g. Seventy percent of the batteries last at least how long?
Answers: 1
Mathematics, 21.06.2019 14:10, henryzx900
Drag the files to the correct boxes to complete the pairs. match each percent amount to its correct value 15% of 30 30% of 45 60% of 7 23% of 20 2019 edmentum. all nghts reserved
Answers: 1
Mathematics, 21.06.2019 19:30, apere655
Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.
Answers: 1
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