Mathematics, 17.02.2020 19:56 sa12340
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: 3
Mathematics, 21.06.2019 15:20
Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a
Answers: 3
Mathematics, 21.06.2019 18:00
Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )
Answers: 3
Suppose that the useful life of a particular car battery, measured in months, decays with parameter...
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